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CVE-2025-0811

GitLab cross-site scripting (XSS)

8.7 HIGHPublic exploitEPSS 0.29%
  1. Published27 Mar 2025

Description

An issue has been discovered in GitLab CE/EE affecting all versions from 17.7 before 17.8.6, 17.9 before 17.9.3, and 17.10 before 17.10.1. Improper rendering of certain file types leads to cross-site scripting.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionRequired
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

Affected products

GitLab17.10.0 · ≥ 17.7.0 < 17.8.6 · ≥ 17.9.0 < 17.9.3

Remediation

Fixed in
GitLab≥ 17.8.6

References

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Frequently asked

Is CVE-2025-0811 being actively exploited?

CVE-2025-0811 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.29%.

How severe is CVE-2025-0811?

CVE-2025-0811 has a CVSS 3.1 base score of 8.7, rated high. EPSS estimates a 0.29% probability of exploitation.

Which products are affected by CVE-2025-0811?

Affected products include GitLab.

How do I fix CVE-2025-0811?

Upgrade affected software to a fixed version, for example GitLab 17.8.6 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-0811 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.