CVE-2026-103279

Medium

Description

Ghost versions from 3.10.0 before 6.34.0 fail to fully invalidate all sessions after a password change. Attackers with a stolen session cookie can maintain access to user accounts even after the associated user changes their password.

SeverityMedium

CVSS6.8

Exploit probability—

Product

Ghost

PublishedOct 1, 2026

First seenOct 1, 2026

Weakness typeCWE-613CWE-613

How to fix

Update

TryGhost Ghost6.34.0 or later

Vendor advisories

github.com/TryGhost/Ghost/security/advisories/GHSA-v9vj-6fq5-99xj

Affected products

Product	Affected versions	Fixed in
TryGhost Ghost	3.10.0 ≤ v < 6.34.0	6.34.0

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