CVE-2026-103279

high

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.

References

https://www.vulncheck.com/advisories/ghost-3.10.0-before-6.34.0-session-invalidation-bypass

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

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-90672

Details

Source: Mitre, NVD

Published: 2026-10-01

Updated: 2026-10-01

Risk Information

CVSS v2

Base Score: 6.6

Vector: CVSS2#AV:N/AC:H/Au:S/C:C/I:C/A:N

Severity: Medium

CVSS v3

Base Score: 6.8

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

Severity: Medium

CVSS v4

Base Score: 7.6

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

Severity: High

EPSS

EPSS: 0.00188