CVE-2026-3848 — CRLF Injection in Gitlab

CWE-93 — CRLF Injection6 documents6 sources
Severity
5.0MEDIUMNVD
EPSS
0.0%
top 94.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
GitlabDebian GitlabGitlab CE
Timeline
PublishedMar 11

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.11 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to make unintended internal requests through proxy environments under certain conditions due to improper input validation in import functionality.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:NExploitability: 3.1 | Impact: 1.4

Affected Packages4 packages

▶CVEListV5gitlab/gitlab8.11 — 18.7.6+2
▶debiandebian/gitlab
▶gitlabgitlab/gitlab

🔴Vulnerability Details

2
OSV
CVE-2026-3848: GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8↗2026-03-11
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GHSA
GHSA-j592-x6jp-9fg8: GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8↗2026-03-11
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📋Vendor Advisories

2
GitLab
CVE-2026-3848: GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.11 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could h↗2026-03-11
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Debian
CVE-2026-3848: gitlab - GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.11 ...↗2026
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🕵️Threat Intelligence

1
Wiz
CVE-2026-3848 Impact, Exploitability, and Mitigation Steps | Wiz↗
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