CVE-2026-103275 MEDIUM

CVE-2026-103275: Ghost 5.42.2 before 6.58.0 Password Hash Disclosure

Vendor Tryghost
Product Ghost
Weakness CWE-203
Published October 1, 2026
Last update October 6, 2026

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality —
Integrity —

CVSS vector

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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

October 1, 2026 CVE published
October 6, 2026 Record updated