QID 981057

QID 981057: Nodejs (npm) Security Update for ghost (GHSA-j5c2-hm46-wp5c)

Security update has been released for ghost to fix the vulnerability.

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

An error in the implementation of the limits service in 4.0.0 allows all authenticated users (including contributors) to view admin-level API keys via the integrations API endpoint, leading to a privilege escalation vulnerability.

Ghost(Pro) has already been patched. Self-hosters are impacted if running Ghost a version between 4.0.0 and 4.9.4. Immediate action should be taken to secure your site - see patches & workarounds below.

It is highly recommended to regenerate all API keys after patching or applying the workaround below.

  • CVSS V3 rated as High - 7.2 severity.
  • CVSS V2 rated as High - 6.5 severity.
    • Solution
    Fixed in 4.10.0, all 4.x sites should upgrade as soon as possible.Workaround:
    - Disable all non-Administrator accounts to prevent API access.
    Vendor References

    CVEs related to QID 981057

    CVE-2021-39192 |
    Software Advisories
    Advisory ID Software Component Link
    GHSA-j5c2-hm46-wp5c ghost URL Logo github.com/advisories/GHSA-j5c2-hm46-wp5c
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