CVE-2023-2620

MEDIUM

GitLab CE/EE <15.11.10, <16.0.6, <16.1.1 - Info Disclosure

Title source: llm
STIX 2.1

Description

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.

References (2)

Core 2
Core References
Broken Link, Vendor Advisory issue-tracking
https://gitlab.com/gitlab-org/gitlab/-/issues/410433
Third Party Advisory technical-description exploit
https://hackerone.com/reports/1976206

Scores

CVSS v3 5.5
EPSS 0.0037
EPSS Percentile 58.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-201
Status published
Products (1)
gitlab/gitlab 15.1.0 - 15.11.10 (2 CPE variants)
Published Jul 13, 2023
Tracked Since Feb 18, 2026