CVE-2020-8981

Name: CVE-2020-8981
Creator: NVD / NIST
Published: 2020-02-13T17:15:29.93+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 1.07%

Last modified Jun 17, 2026

CVE-2020-8981 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. A cross-site scripting (XSS) vulnerability was discovered in the Source Integration plugin before 1.6.2 and 2.x before 2.3.1 for MantisBT. The repo_delete.php Delete Repository page allows execution of arbitrary code via a repo name (if CSP settings permit it). EPSS estimates a 1.07% chance of exploitation in the next 30 days.

Description

A cross-site scripting (XSS) vulnerability was discovered in the Source Integration plugin before 1.6.2 and 2.x before 2.3.1 for MantisBT. The repo_delete.php Delete Repository page allows execution of arbitrary code via a repo name (if CSP settings permit it). This is related to CVE-2018-16362.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

1.07%

60.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Mantisbt	Source Integration	< 1.6.2
Mantisbt	Source Integration	>= 2.0.0, < 2.3.1

References

https://github.com/mantisbt-plugins/source-integration/commit/270675c964c675829fe010f9f0830521dc0835f0Patch, Third Party Advisory
https://github.com/mantisbt-plugins/source-integration/issues/338Third Party Advisory
https://github.com/mantisbt-plugins/source-integration/commit/270675c964c675829fe010f9f0830521dc0835f0Patch, Third Party Advisory
https://github.com/mantisbt-plugins/source-integration/issues/338Third Party Advisory

Timeline

Published: Feb 13, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-8981?

How severe is CVE-2020-8981?

CVE-2020-8981 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.07% probability of exploitation in the next 30 days.

How do I fix CVE-2020-8981?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-8981?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST