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.

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.

EPSS: 0.005 (42.7th percentile) — read the EPSS interpretation.

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.

Affected products

Gitlab — versions 15.1, 16.0, 16.1

Weakness classification (CWE)

CWE-201 — Insertion of Sensitive Information into Sent Data

References

cve@gitlab.com (issue-tracking, Broken Link, Vendor Advisory)
cve@gitlab.com (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.