What is CVE-2026-103268?

CVE-2026-103268 is a high-severity vulnerability in Tryghost Ghost, classified under Missing Authorization. CVSS score: 8.8/10. Published 2026-10-01.

How severe is CVE-2026-103268?

High severity. CVSS v3 base score is 8.8 out of 10.

Auth bypass in Tryghost Ghost

CVE-2026-103268

Ghost versions before 6.62.0 contain an authentication bypass vulnerability that allows suspended staff users to reactivate their accounts through self-service password reset. Attackers with suspended staff credentials can perform password reset operations to regain active account access and restore their original privileges.

Vulnerability class: Broken Access Control

Published 2026-10-01.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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-q734-xjgc-vpj9 (vendor-advisory)
www.vulncheck.com/advisories/ghost-1.0.0-before-6.62.0-suspension-bypass-via-pa… (third-party-advisory)

Frequently asked questions

What is CVE-2026-103268?: CVE-2026-103268 is a high-severity vulnerability in Tryghost Ghost, classified under Missing Authorization. CVSS score: 8.8/10. Published 2026-10-01.
How severe is CVE-2026-103268?: High severity. CVSS v3 base score is 8.8 out of 10.