CVE-2026-13320
â ī¸ highSummary
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.7 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user to execute arbitrary scripts in another user's browser session due to improper sanitization of user-supplied input.
CVSS Score
7.3
High
EPSS Score
0.2
Exploit Probability
Published Date
2026-07-08
First Seen: 2026-07-09
đ Relative Risk Intelligence
This CVE is Moderate Risk - more severe than 55.3% of all 338,292 vulnerabilities in our database.
#151,238
Above average severity
Severity Percentile
đ¯ CISA SSVC Assessment Updated: Jul 9, 2026
đ Exploitation Status
None
No known exploits
âī¸ Automatable
NO
Requires human interaction
đĨ Technical Impact
Total
Complete system compromise possible
đ Discovered By
Thanks [youzslan](https://hackerone.com/youzslan) and [a_m_a_m](https://hackerone.com/a_m_a_m) for reporting this vulnerability through our HackerOne bug bounty program
SSVC data provided by
CISA
Last Modified
2026-07-09
Source
NVD đ
CVSS Vector 3.1
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:N
CWE IDs (Weakness Types)