CVE-2026-44655

HIGH

MantisBT: Stored XSS on Move Attachments Admin Page

Title source: cna
STIX 2.1

Description

Mantis Bug Tracker (MantisBT) is an open source issue tracker. From 1.3.0 to 2.28.1, 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. This vulnerability is fixed in 2.28.2.

Scores

CVSS v4 8.6
EPSS 0.0030
EPSS Percentile 21.2%
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

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-79
Status published
Products (2)
mantisbt/mantisbt 1.3.0 - 2.28.2Packagist
mantisbt/mantisbt >= 1.3.0, < 2.28.2
Published May 28, 2026
Tracked Since May 29, 2026