CVE-2026-44657 MantisBT: Stored XSS in File Download

Mantis Bug Tracker MantisBT is an open source issue tracker. Prior to 2.28.2, using showinline=1 parameter and a valid fileshowinlinetoken CSRF token on filedownload.php, an attacker can execute code by uploading a crafted XHTML attachment referencing a JavaScript attachment. This vulnerability i...

CVE-2026-42071: Missing Authorization

Mantis Bug Tracker MantisBT is an open source issue tracker. From 2.23.0 to 2.28.1, a missing authorization check in MantisBT's file visibility function allows any authenticated user REPORTER+ to download attachments on private bugnotes they should not be able to access, via the REST API endpoint...

CVE-2026-44655: Improper Neutralization of Input During Web Page Generation

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...

CVE-2026-41897: Improper Neutralization of Input During Web Page Generation

Mantis Bug Tracker MantisBT is an open source issue tracker. From 1.0.0 to 2.28.1, lack of validation of filtertarget parameter on returndynamicfilters.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...

Mantis Bug Tracker 跨站脚本漏洞

Mantis Bug Tracker MantisBT is an open-source bug tracker developed by Mantis Bug Tracker. Versions prior to 2.28.2 of Mantis Bug Tracker had a cross-site scripting vulnerability. This vulnerability stemmed from insufficient validation of the filtertarget parameter in the returndynamicilters.php...

Mantis Bug Tracker（MantisBT） 跨站脚本漏洞

Mantis Bug Tracker MantisBT is an open-source bug tracker developed by Mantis Bug Tracker. Versions of Mantis Bug Tracker from 1.3.0 to 2.28.1 contained a cross-site scripting vulnerability. This vulnerability occurred due to the lack of escaping of project names, allowing attackers with...

Mantis Bug Tracker 安全漏洞

Mantis Bug Tracker MantisBT is an open-source bug tracker developed by Mantis Bug Tracker. Versions of Mantis Bug Tracker prior to 2.28.2 contained a security vulnerability. This vulnerability stemmed from the mcissueupdate function, which allowed users with the updatebugthreshold permission to...

Mantis Bug Tracker 安全漏洞

Mantis Bug Tracker MantisBT is an open-source bug tracker developed by Mantis Bug Tracker. Versions of Mantis Bug Tracker prior to 2.28.2 contained a security vulnerability. This vulnerability stemmed from a lack of authorization checks in the file visibility function, allowing authenticated user...

Mantis Bug Tracker 跨站脚本漏洞

Mantis Bug Tracker MantisBT is an open-source bug tracker developed by Mantis Bug Tracker. Versions of Mantis Bug Tracker prior to 2.28.2 contained a cross-site scripting vulnerability. This vulnerability occurred when using the showinline=1 parameter and a valid CSRF token, allowing attackers to...

CVE-2026-44657: Improper Neutralization of Input During Web Page Generation

Mantis Bug Tracker MantisBT is an open source issue tracker. Prior to 2.28.2, using showinline=1 parameter and a valid fileshowinlinetoken CSRF token on filedownload.php, an attacker can execute code by uploading a crafted XHTML attachment referencing a JavaScript attachment. This vulnerability i...

CVE-2026-40607

Mantis Bug Tracker MantisBT is an open source issue tracker. In versions 2.11.0 through 2.28.1, a Stored XSS vulnerability is caused by incorrect escaping of a saved filter's owner, allowing an attacker to inject arbitrary HTML on systems where $gshowuserrealname = ON. Note that By default, only...

CVE-2026-40597

Mantis Bug Tracker MantisBT is an open source issue tracker. In versions 2.28.1 and below, given any pre-existing XSS / HTML injection vulnerability, an attacker can bypass the Content Security Policy's script-src directive by uploading a crafted attachment to any issue that, when accessed via th...

CVE-2026-40598

Mantis Bug Tracker MantisBT is an open source issue tracker. In versions 2.28.1 and below, improper escaping of the redirection page retrieved from the request's Referer header allows an attacker to inject HTML. While this is generally not directly actionable as modern browsers will URL-encode...

CVE-2026-40597

Mantis Bug Tracker MantisBT is an open source issue tracker. In versions 2.28.1 and below, given any pre-existing XSS / HTML injection vulnerability, an attacker can bypass the Content Security Policy's script-src directive by uploading a crafted attachment to any issue that, when accessed via th...

CVE-2026-40596

Mantis Bug Tracker MantisBT is an open source issue tracker. Versions 2.11.0 through 2.28.1 allow any authenticated user to inject arbitrary HTML by updating their account's font family. Upon exploitation, an XSS payload would be reflected on every MantisBT page. Leveraging another vulnerability...

CVE-2026-40607

Mantis Bug Tracker MantisBT is an open source issue tracker. In versions 2.11.0 through 2.28.1, a Stored XSS vulnerability is caused by incorrect escaping of a saved filter's owner, allowing an attacker to inject arbitrary HTML on systems where $gshowuserrealname = ON. Note that By default, only...

CVE-2026-40607 MantisBT is Vulnerable to Stored XSS Through its Saved-Filter Owner Column

Mantis Bug Tracker MantisBT is an open source issue tracker. In versions 2.11.0 through 2.28.1, a Stored XSS vulnerability is caused by incorrect escaping of a saved filter's owner, allowing an attacker to inject arbitrary HTML on systems where $gshowuserrealname = ON. Note that By default, only...

CVE-2026-40607

CVE-2026-40607 affects MantisBT versions 2.11.0–2.28.1, where a Stored XSS arises from incorrect escaping of the saved filter owner when $g_show_user_realname is ON. Impact is XSS in contexts where real names are displayed; default access control restricts saving public filters to Manager+ users....

CVE-2026-40607 MantisBT is Vulnerable to Stored XSS Through its Saved-Filter Owner Column

Mantis Bug Tracker MantisBT is an open source issue tracker. In versions 2.11.0 through 2.28.1, a Stored XSS vulnerability is caused by incorrect escaping of a saved filter's owner, allowing an attacker to inject arbitrary HTML on systems where $gshowuserrealname = ON. Note that By default, only...

EUVD-2026-31495

Mantis Bug Tracker MantisBT is an open source issue tracker. In versions 2.11.0 through 2.28.1, a Stored XSS vulnerability is caused by incorrect escaping of a saved filter's owner, allowing an attacker to inject arbitrary HTML on systems where $gshowuserrealname = ON. Note that By default, only...