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CVE-2025-1763

GitLab cross-site scripting (XSS)

8.7 HIGHPublic exploitEPSS 0.56%
  1. Published30 May 2025

Description

An issue has been discovered in GitLab EE that allows for cross-site-scripting attack and content security policy bypass in a user's browser under specific conditions, affecting all versions from 16.6 before 17.9.7, 17.10 before 17.10.5, and 17.11 before 17.11.1.

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

GitLab17.11.0 · ≥ 16.6.0 < 17.9.7 · ≥ 17.10.0 < 17.10.5

Remediation

Fixed in
GitLab≥ 17.9.7

References

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Frequently asked

Is CVE-2025-1763 being actively exploited?

CVE-2025-1763 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.56%.

How severe is CVE-2025-1763?

CVE-2025-1763 has a CVSS 3.1 base score of 8.7, rated high. EPSS estimates a 0.56% probability of exploitation.

Which products are affected by CVE-2025-1763?

Affected products include GitLab.

How do I fix CVE-2025-1763?

Upgrade affected software to a fixed version, for example GitLab 17.9.7 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-1763 against the real software inventory on every managed device, every day. 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.