Privilege escalation in Getgrav Grav-Plugin-Api
CVE-2026-109317
Grav grav-plugin-api before 1.0.36 contains a privilege escalation vulnerability that allows delegated user managers to obtain super-admin access by storing positive scalar admin or api parent grants. Attackers with api.users.write can edit account access maps or invitations so the inheriting permission resolver satisfies requireSuper checks, accessing super-only API endpoints.
Vulnerability class: Privilege Escalation
Published .
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
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-m2rq-76vx-vv4j (vendor-advisory, third-party-advisory)
- www.vulncheck.com/advisories/grav-api-plugin-before-1.0.36-privilege-escalation… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-109317?
- CVE-2026-109317 is a high-severity vulnerability in Getgrav Grav-Plugin-Api, classified under Improper Privilege Management. CVSS score: 7.2/10. Published 2026-10-12.
- How severe is CVE-2026-109317?
- High severity. CVSS v3 base score is 7.2 out of 10.