CVE-2026-103275: Tryghost Ghost

Medium severity, CVSS 4.3. EPSS: 0.2% chance of exploitation in the next 30 days.

Ghost 5.42.2 before 6.58.0 contains an information disclosure vulnerability in the Admin API bulk post and page edit and delete endpoints, which accept filters on restricted fields such as authors.password, because of an incomplete fix for CVE-2026-70590. Staff-level attackers can infer other staff users' password hashes from which filters match and perform offline password-guessing attacks against them.

Affected products

• Tryghost Ghost: from 5.42.2, before 6.58.0 (fixed in 6.58.0)

Published 2026-10-01. Last modified 2026-10-06.