CVE-2026-41937

EUVD-2026-30297

14.05.2026, 15:16

Vvveb before 1.0.8.3 contains an unrestricted file upload vulnerability in the plugin upload endpoint that allows super_admin users to execute arbitrary PHP code by uploading a malicious plugin ZIP file. Attackers can craft a ZIP containing a plugin.php with a valid Slug header and a public/index.php file with arbitrary PHP code, which executes as the web server user when accessed via unauthenticated HTTP requests to the plugin's public path.

Symlink

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	Primary	7.2 HIGH	NETWORK	LOW	HIGH	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Awaiting analysis

This vulnerability is currently awaiting analysis.

Base Score

CVSS 3.x

EPSS Score

Percentile: Unknown

Common Weakness Enumeration

CWE-61 - UNIX Symbolic Link (Symlink) Following
The software, when opening a file or directory, does not sufficiently account for when the file is a symbolic link that resolves to a target outside of the intended control sphere. This could allow an attacker to cause the software to operate on unauthorized files.

References

https://github.com/givanz/Vvveb/commit/04f0294350ec429e307cd31c2e777a4797c868d6

https://github.com/givanz/Vvveb/releases/tag/1.0.8.3

https://www.vulncheck.com/advisories/vvveb-unrestricted-file-upload-rce-via-plugin-upload