CVE-2026-109327

MEDIUMCVSS 6.1

Description

Admidio 4.0.12 through 4.3.17 and 5.0.0 before 5.0.15 contains a reflected cross-site scripting vulnerability in system/redirect.php that allows unauthenticated attackers to inject JavaScript via the url GET parameter, due to an incomplete fix for CVE-2021-43810. Attackers can craft a javascript: URL containing a decoy http:// segment that passes validation and executes script in the Admidio origin when victims click the redirect link.

Timeline

Published:October 12th, 2026 5:17 PM

Last modified:October 15th, 2026 3:14 PM

CVSS Scoring

CVSS v3: 6.1 (MEDIUM)

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weaknesses (CWE)

CWE-79

References & Reports

Advisories, patches, and third-party reports

https://github.com/Admidio/admidio/security/advisories/GHSA-vxfg-x6vc-7w3w
https://www.vulncheck.com/advisories/admidio-4.0.12-through-4.3.17-and-5.0.0-before-5.0.15-reflected-xss-via-system-redirect-php
https://github.com/Admidio/admidio/security/advisories/GHSA-vxfg-x6vc-7w3w

Source: NIST NVD · Data may lag official sources by up to one minute