CVE-2020-8031

Name: CVE-2020-8031
Creator: NVD / NIST
Published: 2021-02-11T15:15:11.973+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.75%

Last modified Jun 17, 2026

CVE-2020-8031 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. A Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Open Build Service allows remote attackers to store JS code in markdown that is not properly escaped, impacting confidentiality and integrity. This issue affects: Open Build Service versions prior to 2.10.8.. EPSS estimates a 0.75% chance of exploitation in the next 30 days.

Description

A Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Open Build Service allows remote attackers to store JS code in markdown that is not properly escaped, impacting confidentiality and integrity. This issue affects: Open Build Service versions prior to 2.10.8.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

0.75%

50.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Opensuse	Open Build Service	< 2.10.8

References

https://bugzilla.suse.com/show_bug.cgi?id=1178880Exploit, Issue Tracking, Vendor Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1178880Exploit, Issue Tracking, Vendor Advisory

Timeline

Published: Feb 11, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-8031?

How severe is CVE-2020-8031?

CVE-2020-8031 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.75% probability of exploitation in the next 30 days.

How do I fix CVE-2020-8031?

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-2020-8031?

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

Scan your code now

Source: NVD / NIST