How severe is CVE-2026-1516?

CVE-2026-1516 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-1516 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-1516?

CVE-2026-1516 affects Gitlab. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-1516?

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

Does CVE-2026-1516 have an EU (EUVD) identifier?

Yes. CVE-2026-1516 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20793.

When was CVE-2026-1516 published?

CVE-2026-1516 was published on 2026-04-08 and last updated on 2026-06-17.

CVE-2026-1516

CVE-2026-1516 is a medium-severity vulnerability in Gitlab with a CVSS 3.x base score of 5.7. 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-94.

Key facts

Severity: Medium (CVSS 3.x base score 5.7)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-20793
Weakness: CWE-94
Affected product: Gitlab
Published: 2026-04-08
Last modified: 2026-06-17

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 18.0.0 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that in Code Quality reports could have allowed an authenticated user to leak IP addresses of users viewing the report via specially crafted content.

Frequently asked questions

What is CVE-2026-1516?: GitLab has remediated an issue in GitLab EE affecting all versions from 18.0.0 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that in Code Quality reports could have allowed an authenticated user to leak IP addresses of users viewing the report via specially crafted content.
How severe is CVE-2026-1516?: CVE-2026-1516 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-1516 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-1516?: CVE-2026-1516 affects Gitlab. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-1516?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-1516 have an EU (EUVD) identifier?: Yes. CVE-2026-1516 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20793.
When was CVE-2026-1516 published?: CVE-2026-1516 was published on 2026-04-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*

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