CVE-2026-103271

Ghost versions from 4.0.0 before 6.63.0 contain a content API vulnerability that allows unauthenticated visitors to access gated post content. Attackers can bypass content restrictions by directly querying the content API to retrieve restricted posts without authentication.

CVSS 4.0

8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.4% chance of exploitation in the next 30 days; higher than 31% of CVEs (scores of 2026-10-25)

CWE

CWE-863

Published

2026-10-01

Modified

2026-10-06

Record from

the NVD, synced 2026-10-19

References

• https://github.com/TryGhost/Ghost/security/advisories/GHSA-rcx7-6m7p-xw5c
• https://www.vulncheck.com/advisories/ghost-4.0.0-before-6.63.0-restricted-content-bypass

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