Vulnerability in Getgrav Grav-Plugin-Api
CVE-2026-109320
The Grav API plugin (grav-plugin-api) before 1.0.36 contains an improper session validation vulnerability that allows disabled accounts to keep API access, because SessionAuthenticator does not enforce account state. Disabled users can reuse an already authorized browser or remember-me session to call API endpoints until expiry, defeating operator revocation.
Published .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/getgrav/grav/security/advisories/GHSA-7qfj-82q8-frw6 (vendor-advisory, third-party-advisory)
- www.vulncheck.com/advisories/grav-api-plugin-before-1.0.36-disabled-account-ses… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-109320?
- CVE-2026-109320 is a medium-severity vulnerability in Getgrav Grav-Plugin-Api, classified under Insufficient Session Expiration. CVSS score: 5.4/10. Published 2026-10-12.
- How severe is CVE-2026-109320?
- Medium severity. CVSS v3 base score is 5.4 out of 10.