What is CVE-2026-103272?

CVE-2026-103272 is a high-severity vulnerability in Tryghost Ghost, classified under Observable Discrepancy. CVSS score: 7.5/10. Published 2026-10-01.

How severe is CVE-2026-103272?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Tryghost Ghost

CVE-2026-103272

Ghost versions from 2.10.0 before 6.63.0 contain a staff enumeration vulnerability in the content API that allows unauthenticated attackers to leak user data. Attackers can observe discrepancies in API metadata responses to enumerate staff members and extract sensitive information without authentication.

Published 2026-10-01.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/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-203 — Observable Discrepancy

References

github.com/TryGhost/Ghost/security/advisories/GHSA-ffmj-3ppp-cj4r (vendor-advisory)
www.vulncheck.com/advisories/ghost-2.10.0-before-6.63.0-staff-enumeration-via-c… (third-party-advisory)

Frequently asked questions

What is CVE-2026-103272?: CVE-2026-103272 is a high-severity vulnerability in Tryghost Ghost, classified under Observable Discrepancy. CVSS score: 7.5/10. Published 2026-10-01.
How severe is CVE-2026-103272?: High severity. CVSS v3 base score is 7.5 out of 10.