MantisBT has Stored HTML Injection/XSS when displaying Tags in Timeline

Improper escaping of tag names retrieved from History in Timeline myviewpage.php allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript, when displaying a tag that has been renamed or deleted. Impact Cross-site scripting XSS. Patches...

EUVD-2026-14525

MantisBT has Stored HTML Injection/XSS when displaying Tags in Timeline...

EUVD-2026-14523

MantisBT Vulnerable to Stored HTML Injection in Tag Delete Confirmation...

GHSA-FH48-F69W-7VMP MantisBT Vulnerable to Stored HTML Injection in Tag Delete Confirmation

Improper escaping of Tag name when deleting it in tagdelete.php allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript. Impact Cross-site scripting XSS. Patches 80990f43153167c73f11eb4b2bc7108d0c3d6b46 Workarounds Revert commit...

SUSE CVE-2026-27116

Vikunja is an open-source self-hosted task management platform. Prior to version 2.0.0, a reflected HTML injection vulnerability exists in the Projects module where the filter URL parameter is rendered into the DOM without output encoding when the user clicks "Filter." While and are blocked, , ,...

CVE-2026-33517

Mantis Bug Tracker MantisBT is an open source issue tracker. In version 2.28.0, when deleting a Tag tagdelete.php, improper escaping of its name when displaying the confirmation message allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript. Versi...

CVE-2026-33548

Mantis Bug Tracker MantisBT is an open source issue tracker. In version 2.28.0, improper escaping of tag names retrieved from History in Timeline myviewpage.php allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript, when displaying a tag that has...

CVE-2026-33548

Mantis Bug Tracker MantisBT is an open source issue tracker. In version 2.28.0, improper escaping of tag names retrieved from History in Timeline myviewpage.php allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript, when displaying a tag that has...

CVE-2026-33548 MantisBT has Stored HTML Injection / XSS when displaying Tags in Timeline

Mantis Bug Tracker MantisBT is an open source issue tracker. In version 2.28.0, improper escaping of tag names retrieved from History in Timeline myviewpage.php allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript, when displaying a tag that has...

CVE-2026-33548 MantisBT has Stored HTML Injection / XSS when displaying Tags in Timeline

Mantis Bug Tracker MantisBT is an open source issue tracker. In version 2.28.0, improper escaping of tag names retrieved from History in Timeline myviewpage.php allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript, when displaying a tag that has...

CVE-2026-33548

Mantis Bug Tracker MantisBT is an open source issue tracker. In version 2.28.0, improper escaping of tag names retrieved from History in Timeline myviewpage.php allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript, when displaying a tag that has...

CVE-2026-33517 MantisBT Vulnerable to Stored HTML Injection in Tag Delete Confirmation

Mantis Bug Tracker MantisBT is an open source issue tracker. In version 2.28.0, when deleting a Tag tagdelete.php, improper escaping of its name when displaying the confirmation message allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript. Versi...

CVE-2026-33517

Mantis Bug Tracker MantisBT is an open source issue tracker. In version 2.28.0, when deleting a Tag tagdelete.php, improper escaping of its name when displaying the confirmation message allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript. Versi...

CVE-2026-33517 MantisBT Vulnerable to Stored HTML Injection in Tag Delete Confirmation

Mantis Bug Tracker MantisBT is an open source issue tracker. In version 2.28.0, when deleting a Tag tagdelete.php, improper escaping of its name when displaying the confirmation message allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript. Versi...

CVE-2026-33517 MantisBT Vulnerable to Stored HTML Injection in Tag Delete Confirmation

Mantis Bug Tracker MantisBT is an open source issue tracker. In version 2.28.0, when deleting a Tag tagdelete.php, improper escaping of its name when displaying the confirmation message allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript. Versi...

CVE-2026-33517

Mantis Bug Tracker MantisBT is an open source issue tracker. In version 2.28.0, when deleting a Tag tagdelete.php, improper escaping of its name when displaying the confirmation message allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript. Versi...

CVE-2026-33517

The CVE-2026-33517 entry concerns MantisBT 2.28.0, where deleting a Tag (tag_delete.php) allows stored HTML injection due to improper escaping in the confirmation message. This can enable arbitrary JavaScript execution if CSP settings permit. The issue is fixed in version 2.28.1. Workarounds incl...

CVE-2026-33548: Improper Neutralization of Input During Web Page Generation

Mantis Bug Tracker MantisBT is an open source issue tracker. In version 2.28.0, improper escaping of tag names retrieved from History in Timeline myviewpage.php allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript, when displaying a tag that has...

CVE-2026-33517: Improper Neutralization of Input During Web Page Generation

Mantis Bug Tracker MantisBT is an open source issue tracker. In version 2.28.0, when deleting a Tag tagdelete.php, improper escaping of its name when displaying the confirmation message allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript. Versi...

PT-2026-27182

Name of the Vulnerable Software and Affected Versions Mantis Bug Tracker versions prior to 2.28.1 Description Mantis Bug Tracker is an open source issue tracker. A flaw exists in version 2.28.0 where improper escaping of a tag name during the display of a confirmation message when deleting a tag...