CVE catalog

CVE-2026-42838

Improper neutralization of special elements in output…

[CVE catalog]

Improper neutralization of special elements in output used by a downstream component ('injection') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.

Severity
Medium · CVSS 5.4CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Published
Source
[NVD] · [CVE record]
EPSS
0.24% · Oct 27, 2026

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 / releasePackageVersionStatusSource
UnknownRelease not reportededge_chromium148.0.3967.55UnknownSource applicability is not establishedProvider not reported
Provider details and historical evidence
Distribution / releasePackageVersionStatusSource
UnknownRelease not reportededge_chromium148.0.3967.55UnknownSource applicability is not establishedProvider not reported
Original provider fields
{
  "package_releases": [],
  "fixed_versions": [],
  "distribution_packages": [
    {
      "name": "edge_chromium",
      "fixed_version": "148.0.3967.55",
      "applicability_unknown": true
    },
    {
      "name": "edge_chromium",
      "ranges": [
        {
          "fixed": "148.0.3967.55",
          "introduced": "",
          "last_affected": "",
          "start_excluding": ""
        }
      ],
      "ecosystem": "cpe",
      "provider_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-42838",
      "fixed_version": "148.0.3967.55",
      "provider_source": "nvd",
      "provider_record_id": "NVD-CVE-2026-42838",
      "provider_updated_at": "2026-10-26T18:10:00.173"
    }
  ]
}

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

Observed:

References

[CERT-Bund public advisories] · [FIRST EPSS] · [National Vulnerability Database (NVD)]