CVE-2022-41654: Improper Access Control

December 22, 2022 (updated December 29, 2022)

An authentication bypass vulnerability exists in the newsletter subscription functionality of Ghost Foundation Ghost 5.9.4. A specially-crafted HTTP request can lead to increased privileges. An attacker can send an HTTP request to trigger this vulnerability.

References

forum.ghost.org/t/security-update-available-for-ghost-4-48-7-and-5-22-6/34475
github.com/TryGhost/Ghost/security/advisories/GHSA-9gh8-wp53-ccc6
github.com/advisories/GHSA-9gh8-wp53-ccc6
nvd.nist.gov/vuln/detail/CVE-2022-41654
talosintelligence.com/vulnerability_reports/TALOS-2022-1624

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