XSS in Github Enterprise Server

CVE-2022-23733

A stored XSS vulnerability was identified in GitHub Enterprise Server that allowed the injection of arbitrary attributes. This injection was blocked by Github's Content Security Policy (CSP). This vulnerability affected all versions of GitHub Enterprise Server prior to 3.6 and was fixed in versions 3.3.11, 3.4.6 and 3.5.3. This vulnerability was reported via the GitHub Bug Bounty program.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.005 (39.6th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-23733?
CVE-2022-23733 is a medium-severity vulnerability in Github Enterprise Server, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2022-08-02.
How severe is CVE-2022-23733?
Medium severity. CVSS v3 base score is 5.4 out of 10.