CVE-2019-15539

6.1 mediumEPSS 1.2%

The proj_doc_edit_page.php Project Documentation feature in MantisBT before 2.21.3 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 when editing the document's page.

Severity

CVSS 3.1

6.1 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 67% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2020-03-19
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mantisbt:mantisbt

References

https://github.com/mantisbt/mantisbt/commit/bd094dede74ff6e313e286e949e2387233a96eea
https://mantisbt.org/bugs/view.php?id=26078
https://github.com/mantisbt/mantisbt/commit/bd094dede74ff6e313e286e949e2387233a96eea
https://mantisbt.org/bugs/view.php?id=26078

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