CVE catalog

CVE-2026-93750

http-cache-semantics through 4.2.0 contains a cache…

[CVE catalog]

http-cache-semantics through 4.2.0 contains a cache validation vulnerability in the _varyMatches() function that fails to properly validate Vary header wildcards due to byte-for-byte string comparison. Attackers can request URLs previously fetched by other clients to receive cached responses intended for different users, disclosing sensitive information across clients.

Severity
High · CVSS 8.2CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published
Updated
Source
[NVD] · [CVE record]
EPSS
0.45% · Oct 27, 2026

Projects and upstream resources

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.

Version impact has not been established. The original provider fields are retained below.

Provider details and historical evidence
Original provider fields
{
  "package_releases": [
    {
      "name": "node-got",
      "status": "vulnerable",
      "release": "sid",
      "version": "11.8.6+~cs58.13.36-1"
    },
    {
      "name": "node-got",
      "status": "vulnerable",
      "release": "forky",
      "version": "11.8.6+~cs58.13.36-1"
    },
    {
      "name": "node-got",
      "status": "vulnerable",
      "release": "trixie",
      "version": "11.8.5+~cs58.13.36-5"
    },
    {
      "name": "node-got",
      "status": "vulnerable",
      "release": "bookworm",
      "version": "11.8.5+~cs58.13.36-3"
    }
  ],
  "fixed_versions": [
    {
      "bug": 1148406,
      "name": "node-got",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "not yet assigned",
      "fixed_version": ""
    },
    {
      "bug": 1148406,
      "name": "node-got",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "not yet assigned",
      "fixed_version": ""
    },
    {
      "bug": 1148406,
      "name": "node-got",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "not yet assigned",
      "fixed_version": ""
    },
    {
      "bug": 1148406,
      "name": "node-got",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "not yet assigned",
      "fixed_version": ""
    }
  ],
  "distribution_packages": []
}

[Debian bug #1148406]

Publisher notes

[trixie] node-got: Minor issue [bookworm] node-got: Minor issue

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

  • [node-got]Unknown
    Details (2)

    • 11.8.5+~cs58.13.36-3 · all · bookworm

      Affected

      nvd · node-got · debian · bookworm; nvd · node-got · debian · 12

    • 11.8.5+~cs58.13.36-3 · all · bookworm

      Affected

      nvd · node-got · debian · bookworm; nvd · node-got · debian · 12

[Debian 13 (Trixie)]

  • [node-got]Unknown
    Details (2)

    • 11.8.5+~cs58.13.36-5 · all · trixie

      Affected

      nvd · node-got · debian · 13

    • 11.8.5+~cs58.13.36-5 · all · trixie

      Affected

      nvd · node-got · debian · 13

Observed:

References

[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]