What is CVE-2026-103269?

CVE-2026-103269 is a medium-severity vulnerability in Tryghost Ghost, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-10-01.

How severe is CVE-2026-103269?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Tryghost Ghost

CVE-2026-103269

Ghost versions 5.3.0 before 6.62.0 contain a missing authorization vulnerability that allows an authenticated site member to read the excerpts of posts they do not have access to (gated content).

Vulnerability class: Broken Access Control

Published 2026-10-01.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Tryghost Ghost

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

github.com/TryGhost/Ghost/security/advisories/GHSA-rv92-9vfp-2826 (vendor-advisory)
www.vulncheck.com/advisories/ghost-5.3.0-before-6.62.0-missing-authorization-vi… (third-party-advisory)

Frequently asked questions

What is CVE-2026-103269?: CVE-2026-103269 is a medium-severity vulnerability in Tryghost Ghost, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-10-01.
How severe is CVE-2026-103269?: Medium severity. CVSS v3 base score is 5.3 out of 10.