Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-7mqj-8gj2-cg59
Advisory ID github_osv/GHSA-7mqj-8gj2-cg59
Aliases CVE-2026-44655
Summary MantisBT has Stored XSS on Move Attachments Admin Page Unescaped Project Name allows an attacker that can set it (which typically requires manager or administrator access level) to inject HTML in Move Attachments admin page. ### Impact Cross-site scripting (XSS). This is mitigated by Content Security Policy which restricts scripts execution. ### Patches - 5cb4b469295889f5d2b01677c9bf82c143e0fdaa ### Workarounds None
Status Published
Exploitability 0.5
Weighted Severity 7.7
Risk 3.9
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (1)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
System Score Found at
cvssv4 8.6 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/05/GHSA-7mqj-8gj2-cg59/GHSA-7mqj-8gj2-cg59.json
generic_textual HIGH
Reference id Reference type URL
https://github.com/mantisbt/mantisbt
https://github.com/mantisbt/mantisbt/commit/5cb4b469295889f5d2b01677c9bf82c143e0fdaa
https://github.com/mantisbt/mantisbt/security/advisories/GHSA-7mqj-8gj2-cg59
https://mantisbt.org/bugs/view.php?id=37099
CVE-2026-44655 https://nvd.nist.gov/vuln/detail/CVE-2026-44655
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/05/GHSA-7mqj-8gj2-cg59/GHSA-7mqj-8gj2-cg59.json
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

There are no SSVC decisions available.