MantisBT is Vulnerable to Reflected XSS in Rendering Dynamic Custom Textarea Field
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. ### Impact Cross-site scripting (XSS) ### Patches - c885af13f0b8596714ffe11df757c09f35fbd8f4 ### Workarounds None ### Credits Thanks to siunam (Tang Cheuk Hei) for discovering and responsibly reporting the issue.
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beschreibt (1)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2026-41897US | — | — | ||
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 a… | ||||
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Referenzen
Externe Belege — Patches, Meldungen, Analysen.
- https://github.com/mantisbt/mantisbtPACKAGE
- https://github.com/mantisbt/mantisbt/commit/c885af13f0b8596714ffe11df757c09f35fbd8f4WEB
- https://github.com/mantisbt/mantisbt/security/advisories/GHSA-j7v9-f46r-2rp4WEB
- https://mantisbt.org/bugs/view.php?id=37013WEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-41897ADVISORY
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