Vulnerability in GitLab
CVE-2023-2620
An issue has been discovered in GitLab CE/EE affecting all versions starting from 15.1 prior to 15.11.10, all versions from 16.0 prior to 16.0.6, all versions from 16.1 prior to 16.1.1. A maintainer could modify a webhook URL to leak masked webhook secrets by manipulating other masked portions. This addresses an incomplete fix for CVE-2023-0838.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.005 (43.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 43.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- GitLab — versions 15.1, 16.0, 16.1
Weakness classification (CWE)
References
- gitlab.com/gitlab-org/gitlab/-/issues/410433 (issue-tracking, Broken Link, Vendor Advisory)
- hackerone.com/reports/1976206 (technical-description, Third Party Advisory, exploit)
Frequently asked questions
- What is CVE-2023-2620?
- CVE-2023-2620 is a medium-severity vulnerability in GitLab, classified under Insertion of Sensitive Information into Sent Data. CVSS score: 5.5/10. Published 2023-07-13.
- How severe is CVE-2023-2620?
- Medium severity. CVSS v3 base score is 5.5 out of 10.