Vulnerability in Getgrav Grav-plugin-admin
CVE-2021-21425
Grav Admin Plugin is an HTML user interface that provides a way to configure Grav and create and modify pages. In versions 1.10.7 and earlier, an unauthenticated user can execute some methods of administrator controller without needing any…
EPSS: 0.916 (99.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N.
Affected products
- Getgrav Grav-plugin-admin — versions <= 1.10.7
Weakness classification (CWE)
Public proof-of-concept exploits
References
- pentest.blog/unexpected-journey-7-gravcms-unauthenticated-arbitrary-yaml-write-… (x_refsource_MISC)
- github.com/getgrav/grav-plugin-admin/security/advisories/GHSA-6f53-6qgv-39pj (x_refsource_CONFIRM)
- packetstormsecurity.com/files/162283/GravCMS-1.10.7-Remote-Command-Execution.ht… (x_refsource_MISC)
- packetstormsecurity.com/files/162457/GravCMS-1.10.7-Remote-Command-Execution.ht… (x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-21425?
- CVE-2021-21425 is a critical-severity vulnerability in Getgrav Grav-plugin-admin, classified under Improper Access Control. CVSS score: 9.3/10. Published 2021-04-07.
- How severe is CVE-2021-21425?
- Critical severity. CVSS v3 base score is 9.3 out of 10.
- Is CVE-2021-21425 known to be exploited?
- 27 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.