Is there a patch available for CVE-2026-44655?

Yes, a patch is available for CVE-2026-44655. Update the affected software to the latest version immediately.

Move Attachments CVE-2026-44655

Q: What is the CVSS score of CVE-2026-44655?

CVE-2026-44655 has a CVSS 4.0 base score of 8.6 (High). CVSS 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.0%.

EUVD-2026-33025 HIGH

Cross-site Scripting (XSS) (CWE-79)

2026-05-11 https://github.com/mantisbt/mantisbt

GHSA-7mqj-8gj2-cg59

XSS

8.6

CVSS 4.0 · GitHub Advisory

Severity by source

GitHub Advisory PRIMARY

8.6 HIGH

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Lifecycle Timeline

CVSS changed

May 28, 2026 - 21:22 NVD

8.6 (HIGH)

CVE Published

May 11, 2026 - 19:40 nvd

HIGH

DescriptionGitHub Advisory

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

Analysis

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.