Vulnerability · Published Oct 8, 2020 · Assigned by GitLab

CVE-2020-13340

High 8.7

In plain English

A high-severity security flaw in GitLab from GitLab. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 66.7% (higher than 99.3% of all known vulnerabilities).

Severity (CVSS 3.1)8.7High

Exploit odds (30 days)66.7%top 0.7% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

An issue has been discovered in GitLab affecting all versions prior to 13.2.10, 13.3.7 and 13.4.2: Stored XSS in CI Job Log

Affected products (as reported)

Vendor	Product	Versions
GitLab	GitLab	>=12.4, <13.2.10>=13.3, <13.3.7>=13.4, <13.4.2

References

https://gitlab.com/gitlab-org/gitlab/-/issues/233473 x_refsource_MISC
https://hackerone.com/reports/950190 x_refsource_MISC
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13340.json x_refsource_CONFIRM