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Likely permanent: GitHub doesn’t review this ecosystem

GHSA-f3q8-7vw3-69v4

Mastodon on other · published in mastodon/mastodon

Read the advisory on GitHub ↗

Fixed in v4.3.18, v4.4.12, v4.5.5. Dependabot, npm audit and OSV-Scanner probably never will. Find it in your project

Facts

Severity
Medium · CVSS score 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Affected versions
< v4.3.18, < v4.4.12, < v4.5.5As entered by the maintainer. Not reviewed. Scanners can’t read this range. How to fix it
Fixed in
v4.3.18, v4.4.12, v4.5.5
CVE
CVE-2026-23964 · published
GitHub Advisory Database
Not reviewed
OSV.dev
Not present
Other CVEs pointing here
None found in the CVE List

If you use Mastodon < v4.3.18, < v4.4.12, < v4.5.5

Upgrade to the fixed version for your release line: v4.3.18, v4.4.12, v4.5.5. Dependabot, npm audit and OSV-Scanner probably never will.

Timeline

  1. 2026-01-20 15:56 UTC

    Published by the maintainers

    Cites CVE-2026-23964

  2. 2026-10-31 12:45 UTC

    First seen by Limbowatch

    not reviewed · not in OSV

  3. Not expected

    Reviewed by GitHub

    GitHub doesn’t review this ecosystem

Machine-readable record: feed/GHSA-f3q8-7vw3-69v4.json