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Vulnerability record · CVE-2019-15074 · published 21 August 2019

CVE-2019-15074: Mantisbt cross-site scripting vulnerability

Mantisbt · Mantisbt

The Timeline feature in my_view_page.php in MantisBT through 2.21.1 has a stored cross-site scripting (XSS) vulnerability, allowing execution of arbitrary code (if CSP settings permit it) after uploading an attachment with a crafted filename. The code is executed for any user having visibility to the issue, whenever My View Page is displayed.

9.6 CVSS 3.0 Critical EPSS 2.1% · top 19.4% CWE-79 · Cross-site scripting
9.6CVSS 3.0 base score, v2 6.8
2.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The Timeline feature in my_view_page.php in MantisBT through 2.21.1 has a stored cross-site scripting (XSS) vulnerability, allowing execution of arbitrary code (if CSP settings permit it) after uploading an attachment with a crafted filename. The code is executed for any user having visibility to the issue, whenever My View Page is displayed.

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/mantisbt/mantisbt/commit/9cee1971c498bbe0a72bca1c773fae50171d8c27 PatchThird Party Advisory
https://mantisbt.org/bugs/view.php?id=25995 ExploitIssue TrackingVendor Advisory
https://github.com/mantisbt/mantisbt/commit/9cee1971c498bbe0a72bca1c773fae50171d8c27 PatchThird Party Advisory
https://mantisbt.org/bugs/view.php?id=25995 ExploitIssue TrackingVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2019-15074), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.