CVE-2026-14351

Q: How do I fix CVE-2026-14351?

Upgrade gitlab to 19.1.3 or later.

Q: Is CVE-2026-14351 being actively exploited?

Not that we know of. CVE-2026-14351 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.29% is the estimated probability that it will be exploited in the next 30 days. That is higher than 22% of all scored CVEs.

Q: How severe is CVE-2026-14351?

CVE-2026-14351 has a CVSS v3 base score of 4.3, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2026-14351 affect?

Published advisories record a fix for gitlab (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

MEDIUM

4.3

CVSS v3

NVD

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.8 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an unauthenticated user to view the title of a confidential issue through a publicly accessible merge request due to improper authorization checks.

CWE-1230

How to fix

Remediation Available

gitlabNVD

Affected:>= 19.1.0, < 19.1.3Fixed in:19.1.3CVE-2026-14351derived from NVD

Affected:>= 8.8.0, < 19.0.5Fixed in:19.0.5CVE-2026-14351derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Exploit Intelligence

0.29%probability of exploitation in 30 days

22ndpercentile

Low risk: more likely to be exploited than 22% of all known CVEs.

References

Vendor Advisory1

docs.gitlab.com

Other references2

Related Vulnerabilities

Other CWE-1230 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-1974	Medium	6.5	0.6%	-	Fix
CVE-2024-9447	Medium	6.5	0.6%	-	-
CVE-2024-9099	High	8.1	0.5%	-	-
CVE-2025-0330	High	7.5	0.5%	-	-
CVE-2023-6962	Medium	5.3	0.4%	-	Fix
CVE-2024-47517	Medium	6.8	0.4%	-	-

Common questions

How do I fix CVE-2026-14351?

Upgrade gitlab to 19.1.3 or later.

Is CVE-2026-14351 being actively exploited?

Not that we know of. CVE-2026-14351 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.29% is the estimated probability that it will be exploited in the next 30 days. That is higher than 22% of all scored CVEs.

How severe is CVE-2026-14351?

CVE-2026-14351 has a CVSS v3 base score of 4.3, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2026-14351 affect?

Published advisories record a fix for gitlab (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2026-14351

Markdown

[![CVE-2026-14351](https://tridentstack.com/cve/badge/CVE-2026-14351.svg)](https://tridentstack.com/cve/CVE-2026-14351)

HTML

<a href="https://tridentstack.com/cve/CVE-2026-14351"><img src="https://tridentstack.com/cve/badge/CVE-2026-14351.svg" alt="CVE-2026-14351"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

See how it works Start freeThis CVE lookup is free and always will be.

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-08-03.