HOMEVULNERABILITIESCVE-2026-12053
HIGH

CVE-2026-12053

CWE-532Published: June 25, 2026· Updated: Jun 26, 2026

7.5
CVSS v3.1
EPSS:0.33%probability of exploitation in 30 daysPercentile:24.5th

Official Description

GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.1.1 that under certain conditions could have allowed a user to access sensitive information that had already been committed to a project, due to insufficient output filtering in Duo Workflows.

NVD Source

Technical Analysis

CVE-2026-12053 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 7.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Vendors & Products

GitLab1 product
gitlab
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released/

All References (3)

→
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released/Release Notes · Vendor Advisory
→
https://gitlab.com/gitlab-org/gitlab/-/work_items/602194Broken Link
→
https://hackerone.com/reports/3757762Permissions Required

Quick Facts

CVE IDCVE-2026-12053
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-532
CISA KEVNo
EPSS (30d)0.33%
Affected1 vendor
PublishedJun 25, 2026

Related CVEs (CWE-532)

CVE-2026-49200
10.0
CVE-2026-40945
8.7
CVE-2026-0207
8.5
CVE-2026-4788
8.4
CVE-2024-30151
8.3
CVE-2026-50205
8.2

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-12053 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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