CVE-2026-41897
mediumpriority · track · 0EPSS 0.003 · 21 %ileEUUSEPSS · scored 2026-10-28
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 1.3–5.3
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- GHSA-j7v9-f46r-2rp4MantisBT is Vulnerable to Reflected XSS in Rendering Dynamic Custom Textarea Field2026-05-11ghsa · osvUS
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.
also known as (3)
Other names and identifiers for this entity.
sources
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references (11)
External citations — patches, advisories, analysis.
- https://access.redhat.com/security/cve/cve-2026-41897cnnvd
- https://github.com/mantisbt/mantisbt/commit/c885af13f0b8596714ffe11df757c09f35fbd8f4cnnvd
- https://github.com/mantisbt/mantisbt/security/advisories/GHSA-j7v9-f46r-2rp4cnnvd
- https://mantisbt.org/bugs/view.php?id=37013cnnvd
- https://mantisbt.org/download.phpPatchcnnvd
- https://github.com/mantisbt/mantisbt/commit/c885af13f0b8596714ffe11df757c09f35fbd8f4enisa_euvd
- https://github.com/mantisbt/mantisbt/security/advisories/GHSA-j7v9-f46r-2rp4enisa_euvd
- https://mantisbt.org/bugs/view.php?id=37013enisa_euvd
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