CVE-2026-72819

EUVD-2026-58633
Grav CMS before 2.0.13 contains a remote code execution vulnerability in the Flex Objects plugin settings validation that allows authenticated users to execute arbitrary code by uploading a ZIP file containing PHP code. Attackers can bypass routine name validation by using array notation instead of string notation, call the unZip routine with a malicious archive, and write PHP files to the web root for execution.
Code Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
VulnCheckCNA
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
getgravgrav
𝑥
< 2.0.13
CNA
Common Weakness Enumeration
References
https://github.com/getgrav/grav/security/advisories/GHSA-r94f-hx44-8jqf
https://www.vulncheck.com/advisories/grav-cms-before-remote-code-execution-via-zip-upload
https://github.com/getgrav/grav/security/advisories/GHSA-r94f-hx44-8jqf