How severe is CVE-2025-1477?

CVE-2025-1477 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-1477 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-2025-1477?

CVE-2025-1477 primarily affects Gitlab. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-1477?

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

Does CVE-2025-1477 have an EU (EUVD) identifier?

Yes. CVE-2025-1477 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24593.

When was CVE-2025-1477 published?

CVE-2025-1477 was published on 2025-08-13 and last updated on 2026-06-17.

CVE-2025-1477

CVE-2025-1477 is a medium-severity vulnerability in Gitlab with a CVSS 3.x base score of 6.5. 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-770.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-24593
Weakness: CWE-770
Affected product: Gitlab
Published: 2025-08-13
Last modified: 2026-06-17

Description

An issue has been discovered in GitLab CE/EE affecting all versions from 8.14 before 18.0.6, 18.1 before 18.1.4, and 18.2 before 18.2.2 that could have allowed an unauthenticated user to create a denial of service condition by sending specially crafted payloads to specific integration API endpoints.

Frequently asked questions

What is CVE-2025-1477?: An issue has been discovered in GitLab CE/EE affecting all versions from 8.14 before 18.0.6, 18.1 before 18.1.4, and 18.2 before 18.2.2 that could have allowed an unauthenticated user to create a denial of service condition by sending specially crafted payloads to specific integration API endpoints.
How severe is CVE-2025-1477?: CVE-2025-1477 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-1477 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-2025-1477?: CVE-2025-1477 primarily affects Gitlab. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-1477?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-1477 have an EU (EUVD) identifier?: Yes. CVE-2025-1477 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24593.
When was CVE-2025-1477 published?: CVE-2025-1477 was published on 2025-08-13 and last updated on 2026-06-17.

References

Affected products (2)

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

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