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CVE-2021-22241

An issue has been discovered in GitLab CE/EE affecting all versions starting from 14.0. It was possible to exploit a stored cross-site-scripting via a specifically crafted default branch name.

Published

2021-08-05T20:15:07.870

Last Modified

2024-11-21T05:49:46.660

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.7 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:S/C:N/I:P/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: SINGLE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

6.8

Impact Score

2.9

Weaknesses

Type: Primary
CWE-79

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	gitlab	gitlab	< 14.0.7	Yes
Application	gitlab	gitlab	< 14.0.7	Yes
Application	gitlab	gitlab	< 14.1.2	Yes
Application	gitlab	gitlab	< 14.1.2	Yes

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22241.json Vendor Advisory ([email protected])
https://gitlab.com/gitlab-org/gitlab/-/issues/336460 Broken Link ([email protected])
https://hackerone.com/reports/1256777 Permissions Required, Third Party Advisory ([email protected])
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22241.json Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://gitlab.com/gitlab-org/gitlab/-/issues/336460 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
https://hackerone.com/reports/1256777 Permissions Required, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)