Information disclosure in Tryghost Ghost
CVE-2026-70590
Ghost is a Node.js content management system. Prior to 6.54.1, any staff-level user was able to leak the hashed passwords of other staff users through the Ghost Admin API. An offline password-guessing attack against the hashes could lead t…
Vulnerability class: Information Disclosure
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:H/A:N.
Affected products
- Tryghost Ghost — versions < 6.54.1
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-70590?
- CVE-2026-70590 is a medium-severity vulnerability in Tryghost Ghost, classified under Information Disclosure. CVSS score: 4.8/10. Published 2026-08-04.
- How severe is CVE-2026-70590?
- Medium severity. CVSS v3 base score is 4.8 out of 10.