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Likely permanent: GitHub doesn’t review this ecosystem

GHSA-xx55-4rrg-8xg6

mastodon on other · published in mastodon/mastodon

Read the advisory on GitHub ↗

Fixed in v4.5.10, v4.417, v4.3.23. Dependabot, npm audit and OSV-Scanner probably never will. Find it in your project

Facts

Severity
High · CVSS score 8.6CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Affected versions
<= 4.5.9, <= 4.4.16, <= 4.3.22, <= 4.2.x, all mainAs entered by the maintainer. Not reviewed. Scanners can’t read this range. How to fix it
Fixed in
v4.5.10, v4.417, v4.3.23
CVE
CVE-2026-47389 · published
GitHub Advisory Database
Not reviewed
OSV.dev
Not present
Other CVEs pointing here
None found in the CVE List

If you use mastodon <= 4.5.9, <= 4.4.16, <= 4.3.22, <= 4.2.x, all main

Upgrade to the fixed version for your release line: v4.5.10, v4.417, v4.3.23. Dependabot, npm audit and OSV-Scanner probably never will.

Timeline

  1. 2026-05-20 14:16 UTC

    Published by the maintainers

    Cites CVE-2026-47389

  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-xx55-4rrg-8xg6.json