How severe is CVE-2026-14351?

CVE-2026-14351 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-14351 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-14351?

CVE-2026-14351 primarily affects Gitlab. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-14351?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-14351 published?

CVE-2026-14351 was published on 2026-07-29 and last updated on 2026-08-03.

CVE-2026-14351

CVE-2026-14351 is a medium-severity vulnerability in Gitlab with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1230.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1230
Affected product: Gitlab
Published: 2026-07-29
Last modified: 2026-08-03

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.

Frequently asked questions

What is CVE-2026-14351?: 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.
How severe is CVE-2026-14351?: CVE-2026-14351 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-14351 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-14351?: CVE-2026-14351 primarily affects Gitlab. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-14351?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-14351 published?: CVE-2026-14351 was published on 2026-07-29 and last updated on 2026-08-03.

References

Affected products (4)

cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:19.2.0:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:19.2.0:*:*:*:enterprise:*:*:*

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