Catálogo de CVE

CVE-2026-93546

Integer overflow in mod_dav_fs in Apache HTTP Server…

Integer overflow in mod_dav_fs in Apache HTTP Server through 2.4.68 allows an authenticated WebDAV client with write access to crash worker processes and persistently corrupt a directory's property database via PROPPATCH requests declaring many XML namespaces.

Gravedad: High · CVSS 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published: Oct 1, 2026, 4:19:32 PM UTC
Updated: Oct 1, 2026, 5:17:33 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.43% · Oct 27, 2026

Projects and upstream resources

[apache2][Source-reported homepage]

Reported versions and fixes

Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.

Distribution / release	Package	Version	Status	Source
Debiantrixie-security	apache2	`2.4.69-1~deb13u1`	Fixed	[CVE-2026-93546]
Debiantrixie	apache2	`2.4.69-1~deb13u1`	FixedDistribution-reported fixed boundary	[CVE-2026-93546]
Debiansid	apache2	`2.4.69-1`	FixedDistribution-reported fixed boundary	[CVE-2026-93546]
Debianforky	apache2	`2.4.69-1`	FixedDistribution-reported fixed boundary	[CVE-2026-93546]

Showing 4 fix observations. All 23 observations, including unknown and conflicting reports, are available below.

Provider details and historical evidence

Distribution / release	Package	Version	Status	Source
Alpine3.21	apache2	`2.4.69-r0`	UnknownSource applicability is not established	[ALPINE-CVE-2026-93546]Oct 3, 2026, 6:30:02 AM UTC
Alpine3.22	apache2	`2.4.69-r0`	UnknownSource applicability is not established	[ALPINE-CVE-2026-93546]Oct 3, 2026, 6:30:02 AM UTC
Alpine3.23	apache2	`2.4.69-r0`	UnknownSource applicability is not established	[ALPINE-CVE-2026-93546]Oct 3, 2026, 6:30:02 AM UTC
Alpine3.24	apache2	`2.4.69-r0`	UnknownSource applicability is not established	[ALPINE-CVE-2026-93546]Oct 3, 2026, 6:30:02 AM UTC
Debianbookworm	apache2	Not reported	AffectedDistribution reports no fix	[CVE-2026-93546]
Debianbookworm	apache2	`2.4.68-1~deb12u1`	Affected	[CVE-2026-93546]
Debianbookworm-security	apache2	`2.4.67-1~deb12u3`	Affected	[CVE-2026-93546]
Debianforky	apache2	`2.4.69-1`	FixedDistribution-reported fixed boundary	[CVE-2026-93546]
Debiansid	apache2	`2.4.69-1`	FixedDistribution-reported fixed boundary	[CVE-2026-93546]
Debiantrixie	apache2	`2.4.68-1~deb13u1`	Affected	[CVE-2026-93546]
Debiantrixie	apache2	`2.4.69-1~deb13u1`	FixedDistribution-reported fixed boundary	[CVE-2026-93546]
Debiantrixie-security	apache2	`2.4.69-1~deb13u1`	Fixed	[CVE-2026-93546]
Ubuntunoble	apache2	`2.4.58-1ubuntu8.17`	UnknownSource applicability is not established	Provider not reported
Ubuntunoble	apache2-bin	`2.4.58-1ubuntu8.17`	UnknownSource applicability is not established	Provider not reported
Ubuntunoble	apache2-data	`2.4.58-1ubuntu8.17`	UnknownSource applicability is not established	Provider not reported
Ubuntunoble	apache2-dev	`2.4.58-1ubuntu8.17`	UnknownSource applicability is not established	Provider not reported
Ubuntunoble	apache2-doc	`2.4.58-1ubuntu8.17`	UnknownSource applicability is not established	Provider not reported
Ubuntunoble	apache2-ssl-dev	`2.4.58-1ubuntu8.17`	UnknownSource applicability is not established	Provider not reported
Ubuntunoble	apache2-suexec-custom	`2.4.58-1ubuntu8.17`	UnknownSource applicability is not established	Provider not reported
Ubuntunoble	apache2-suexec-pristine	`2.4.58-1ubuntu8.17`	UnknownSource applicability is not established	Provider not reported
Ubuntunoble	apache2-utils	`2.4.58-1ubuntu8.17`	UnknownSource applicability is not established	Provider not reported
Ubuntunoble	libapache2-mod-md	`2.4.58-1ubuntu8.17`	UnknownSource applicability is not established	Provider not reported
Ubuntunoble	libapache2-mod-proxy-uwsgi	`2.4.58-1ubuntu8.17`	UnknownSource applicability is not established	Provider not reported

Original provider fields

{
  "package_releases": [
    {
      "name": "apache2",
      "status": "fixed",
      "release": "sid",
      "version": "2.4.69-1"
    },
    {
      "name": "apache2",
      "status": "fixed",
      "release": "forky",
      "version": "2.4.69-1"
    },
    {
      "name": "apache2",
      "status": "vulnerable",
      "release": "trixie",
      "version": "2.4.68-1~deb13u1"
    },
    {
      "name": "apache2",
      "status": "fixed",
      "release": "trixie-security",
      "version": "2.4.69-1~deb13u1"
    },
    {
      "name": "apache2",
      "status": "vulnerable",
      "release": "bookworm",
      "version": "2.4.68-1~deb12u1"
    },
    {
      "name": "apache2",
      "status": "vulnerable",
      "release": "bookworm-security",
      "version": "2.4.67-1~deb12u3"
    }
  ],
  "fixed_versions": [
    {
      "bug": null,
      "name": "apache2",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "not yet assigned",
      "fixed_version": "2.4.69-1"
    },
    {
      "bug": null,
      "name": "apache2",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "not yet assigned",
      "fixed_version": "2.4.69-1"
    },
    {
      "bug": null,
      "name": "apache2",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "not yet assigned",
      "fixed_version": "2.4.69-1~deb13u1"
    },
    {
      "bug": null,
      "name": "apache2",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "not yet assigned",
      "fixed_version": ""
    }
  ],
  "distribution_packages": [
    {
      "name": "http_server",
      "ranges": [
        {
          "fixed": "2.4.69",
          "introduced": "",
          "last_affected": "",
          "start_excluding": ""
        }
      ],
      "ecosystem": "cpe",
      "provider_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-93546",
      "fixed_version": "2.4.69",
      "provider_source": "nvd",
      "provider_record_id": "NVD-CVE-2026-93546",
      "provider_updated_at": "2026-10-05T16:05:53.007"
    },
    {
      "name": "apache2",
      "distro": "ubuntu",
      "ranges": [
        {
          "fixed": "2.4.58-1ubuntu8.17",
          "introduced": "0"
        }
      ],
      "release": "noble",
      "ecosystem": "deb",
      "fixed_version": "2.4.58-1ubuntu8.17",
      "applicability_unknown": true
    },
    {
      "name": "apache2-bin",
      "distro": "ubuntu",
      "ranges": [
        {
          "fixed": "2.4.58-1ubuntu8.17",
          "introduced": "0"
        }
      ],
      "release": "noble",
      "ecosystem": "deb",
      "fixed_version": "2.4.58-1ubuntu8.17",
      "applicability_unknown": true
    },
    {
      "name": "apache2-data",
      "distro": "ubuntu",
      "ranges": [
        {
          "fixed": "2.4.58-1ubuntu8.17",
          "introduced": "0"
        }
      ],
      "release": "noble",
      "ecosystem": "deb",
      "fixed_version": "2.4.58-1ubuntu8.17",
      "applicability_unknown": true
    },
    {
      "name": "apache2-dev",
      "distro": "ubuntu",
      "ranges": [
        {
          "fixed": "2.4.58-1ubuntu8.17",
          "introduced": "0"
        }
      ],
      "release": "noble",
      "ecosystem": "deb",
      "fixed_version": "2.4.58-1ubuntu8.17",
      "applicability_unknown": true
    },
    {
      "name": "apache2-doc",
      "distro": "ubuntu",
      "ranges": [
        {
          "fixed": "2.4.58-1ubuntu8.17",
          "introduced": "0"
        }
      ],
      "release": "noble",
      "ecosystem": "deb",
      "fixed_version": "2.4.58-1ubuntu8.17",
      "applicability_unknown": true
    },
    {
      "name": "apache2-ssl-dev",
      "distro": "ubuntu",
      "ranges": [
        {
          "fixed": "2.4.58-1ubuntu8.17",
          "introduced": "0"
        }
      ],
      "release": "noble",
      "ecosystem": "deb",
      "fixed_version": "2.4.58-1ubuntu8.17",
      "applicability_unknown": true
    },
    {
      "name": "apache2-suexec-custom",
      "distro": "ubuntu",
      "ranges": [
        {
          "fixed": "2.4.58-1ubuntu8.17",
          "introduced": "0"
        }
      ],
      "release": "noble",
      "ecosystem": "deb",
      "fixed_version": "2.4.58-1ubuntu8.17",
      "applicability_unknown": true
    },
    {
      "name": "apache2-suexec-pristine",
      "distro": "ubuntu",
      "ranges": [
        {
          "fixed": "2.4.58-1ubuntu8.17",
          "introduced": "0"
        }
      ],
      "release": "noble",
      "ecosystem": "deb",
      "fixed_version": "2.4.58-1ubuntu8.17",
      "applicability_unknown": true
    },
    {
      "name": "apache2-utils",
      "distro": "ubuntu",
      "ranges": [
        {
          "fixed": "2.4.58-1ubuntu8.17",
          "introduced": "0"
        }
      ],
      "release": "noble",
      "ecosystem": "deb",
      "fixed_version": "2.4.58-1ubuntu8.17",
      "applicability_unknown": true
    },
    {
      "name": "libapache2-mod-md",
      "distro": "ubuntu",
      "ranges": [
        {
          "fixed": "2.4.58-1ubuntu8.17",
          "introduced": "0"
        }
      ],
      "release": "noble",
      "ecosystem": "deb",
      "fixed_version": "2.4.58-1ubuntu8.17",
      "applicability_unknown": true
    },
    {
      "name": "libapache2-mod-proxy-uwsgi",
      "distro": "ubuntu",
      "ranges": [
        {
          "fixed": "2.4.58-1ubuntu8.17",
          "introduced": "0"
        }
      ],
      "release": "noble",
      "ecosystem": "deb",
      "fixed_version": "2.4.58-1ubuntu8.17",
      "applicability_unknown": true
    },
    {
      "name": "apache2",
      "distro": "alpine",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.4.69-r0"
            }
          ]
        }
      ],
      "release": "3.21",
      "versions": [],
      "ecosystem": "apk",
      "provider_url": "https://osv.dev/vulnerability/ALPINE-CVE-2026-93546",
      "fixed_version": "2.4.69-r0",
      "provider_source": "pypi",
      "provider_record_id": "ALPINE-CVE-2026-93546",
      "provider_updated_at": "2026-10-03T06:30:02.541006244Z",
      "applicability_unknown": true
    },
    {
      "name": "apache2",
      "distro": "alpine",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.4.69-r0"
            }
          ]
        }
      ],
      "release": "3.22",
      "versions": [],
      "ecosystem": "apk",
      "provider_url": "https://osv.dev/vulnerability/ALPINE-CVE-2026-93546",
      "fixed_version": "2.4.69-r0",
      "provider_source": "pypi",
      "provider_record_id": "ALPINE-CVE-2026-93546",
      "provider_updated_at": "2026-10-03T06:30:02.541006244Z",
      "applicability_unknown": true
    },
    {
      "name": "apache2",
      "distro": "alpine",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.4.69-r0"
            }
          ]
        }
      ],
      "release": "3.23",
      "versions": [],
      "ecosystem": "apk",
      "provider_url": "https://osv.dev/vulnerability/ALPINE-CVE-2026-93546",
      "fixed_version": "2.4.69-r0",
      "provider_source": "pypi",
      "provider_record_id": "ALPINE-CVE-2026-93546",
      "provider_updated_at": "2026-10-03T06:30:02.541006244Z",
      "applicability_unknown": true
    },
    {
      "name": "apache2",
      "distro": "alpine",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.4.69-r0"
            }
          ]
        }
      ],
      "release": "3.24",
      "versions": [],
      "ecosystem": "apk",
      "provider_url": "https://osv.dev/vulnerability/ALPINE-CVE-2026-93546",
      "fixed_version": "2.4.69-r0",
      "provider_source": "pypi",
      "provider_record_id": "ALPINE-CVE-2026-93546",
      "provider_updated_at": "2026-10-03T06:30:02.541006244Z",
      "applicability_unknown": true
    }
  ]
}

OpenFactory catalog packages

La asociación de paquetes está en curso.

[Debian 12 (Bookworm)]

[apache2]Desconocido
Detalles (4)
- 2.4.68-1~deb12u1 · amd64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.68-1~deb12u1 · arm64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · amd64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · arm64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
[apache2-bin]Desconocido
Paquete fuente: [apache2]
Detalles (4)
- 2.4.68-1~deb12u1 · amd64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.68-1~deb12u1 · arm64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · amd64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · arm64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
[apache2-data]Desconocido
Paquete fuente: [apache2]
Detalles (4)
- 2.4.68-1~deb12u1 · all · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.68-1~deb12u1 · all · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · all · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · all · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
[apache2-dev]Desconocido
Paquete fuente: [apache2]
Detalles (4)
- 2.4.68-1~deb12u1 · amd64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.68-1~deb12u1 · arm64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · amd64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · arm64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
[apache2-doc]Desconocido
Paquete fuente: [apache2]
Detalles (4)
- 2.4.68-1~deb12u1 · all · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.68-1~deb12u1 · all · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · all · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · all · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
[apache2-ssl-dev]Desconocido
Paquete fuente: [apache2]
Detalles (4)
- 2.4.68-1~deb12u1 · amd64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.68-1~deb12u1 · arm64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · amd64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · arm64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
[apache2-suexec-custom]Desconocido
Paquete fuente: [apache2]
Detalles (4)
- 2.4.68-1~deb12u1 · amd64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.68-1~deb12u1 · arm64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · amd64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · arm64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
[apache2-suexec-pristine]Desconocido
Paquete fuente: [apache2]
Detalles (4)
- 2.4.68-1~deb12u1 · amd64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.68-1~deb12u1 · arm64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · amd64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · arm64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
[apache2-utils]Desconocido
Paquete fuente: [apache2]
Detalles (4)
- 2.4.68-1~deb12u1 · amd64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.68-1~deb12u1 · arm64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · amd64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · arm64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
[libapache2-mod-md]Desconocido
Paquete fuente: [apache2]
Detalles (4)
- 2.4.68-1~deb12u1 · amd64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.68-1~deb12u1 · arm64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · amd64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · arm64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
[libapache2-mod-proxy-uwsgi]Desconocido
Paquete fuente: [apache2]
Detalles (4)
- 2.4.68-1~deb12u1 · amd64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.68-1~deb12u1 · arm64 · bookworm
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · amd64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm
- 2.4.67-1~deb12u3 · arm64 · bookworm-security
  Afectada
  nvd · apache2 · debian · bookworm

Observado: Oct 27, 2026, 5:00:07 AM UTC

Referencias

[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX] · [Ubuntu Security Notices (USN)]