XSS in Mantisbt
CVE-2020-16266
An XSS issue was discovered in MantisBT before 2.24.2. Improper escaping on view_all_bug_page.php allows a remote attacker to inject arbitrary HTML into the page by saving it into a text Custom Field, leading to possible code execution in the browser of any user subsequently viewing the issue (if CSP settings allow it).
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.012 (66.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.012 · change: -0.001
Affected products
Weakness classification (CWE)
References
- mantisbt.org/bugs/view.php (Exploit, Patch, Issue Tracking, Vendor Advisory)
- mantisbt.org/blog/archives/mantisbt/665 (Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-16266?
- CVE-2020-16266 is a medium-severity vulnerability in Mantisbt, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-08-12.
- How severe is CVE-2020-16266?
- Medium severity. CVSS v3 base score is 5.4 out of 10.