Medium severity6.1NVD Advisory· Published Oct 20, 2026
CVE-2026-113683
CVE-2026-113683
Description
VPL (Virtual Programming Lab) for Moodle before 5.0.0 contains a reflected cross-site scripting vulnerability that allows remote attackers to inject script via unencoded filename1/filename2 parameters in similarity/diff.php. Attackers can craft a diff.php link with a JavaScript payload that runs when a user holding mod/vpl:similarity opens it, performing actions or disclosing data under their session.
Affected products
2- Range: <5.0.0
- Range: <5.0.0
Patches
Vulnerability mechanics
References
4- github.com/jcrodriguez-dis/moodle-mod_vpl/blob/V4.5.0/similarity/diff.class.phpnvd
- github.com/jcrodriguez-dis/moodle-mod_vpl/commit/5dd7fe00df2816b692f8ea262c6fa8cdee0b26b7nvd
- github.com/jcrodriguez-dis/moodle-mod_vpl/releases/tag/V5.0.0nvd
- www.vulncheck.com/advisories/vpl-for-moodle-before-5.0.0-reflected-xss-via-similarity-diff-php-filenamenvd
News mentions
0No linked articles in our index yet.