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Medium · 5.3 CVE-2026-41897 EUVD-2026-33024GHSA-j7v9-f46r-2rp4

MantisBT: Reflected XSS in Rendering Dynamic Custom Textarea Field

Published May 28, 2026 · Updated May 30, 2026 · Assigned by GitHub_M

Description

Mantis Bug Tracker (MantisBT) is an open source issue tracker. From 1.0.0 to 2.28.1, lack of validation of filter_target parameter on return_dynamic_filters.php (normally used as an AJAX in View Issues Page) allows an attacker to inject arbitrary HTML if the target is a TEXTAREA custom field. This vulnerability is fixed in 2.28.2.

Affected products

VendorProductAffectedFixed
mantisbt mantisbt >= 1.0.0, < 2.28.2 —

Affected packages

EcosystemPackageAffectedFixedRecord
Packagist mantisbt/mantisbt >= 1.0.0, < 2.28.2 2.28.2 GHSA-j7v9-f46r-2rp4

References