{
"id": "GHSA-j7v9-f46r-2rp4",
"aliases": [
"CVE-2026-41897"
],
"details": "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.\n\n### Impact\nCross-site scripting (XSS)\n\n### Patches\n- c885af13f0b8596714ffe11df757c09f35fbd8f4\n\n### Workarounds\nNone\n\n### Credits\n\nThanks to siunam (Tang Cheuk Hei) for discovering and responsibly reporting the issue.",
"summary": "MantisBT is Vulnerable to Reflected XSS in Rendering Dynamic Custom Textarea Field",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.0.0"
},
{
"fixed": "2.28.2"
}
]
}
],
"package": {
"name": "mantisbt/mantisbt",
"ecosystem": "Packagist"
}
}
],
"modified": "2026-06-09T10:23:38Z",
"severity": [
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N"
}
],
"published": "2026-05-11T19:39:22Z",
"references": [
{
"url": "https://github.com/mantisbt/mantisbt/security/advisories/GHSA-j7v9-f46r-2rp4",
"type": "WEB"
},
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-41897",
"type": "ADVISORY"
},
{
"url": "https://github.com/mantisbt/mantisbt/commit/c885af13f0b8596714ffe11df757c09f35fbd8f4",
"type": "WEB"
},
{
"url": "https://github.com/mantisbt/mantisbt",
"type": "PACKAGE"
},
{
"url": "https://mantisbt.org/bugs/view.php?id=37013",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-79"
],
"severity": "MODERATE",
"github_reviewed": true,
"nvd_published_at": "2026-05-28T21:16:29Z",
"github_reviewed_at": "2026-05-11T19:39:22Z"
}
}