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01 Record

CVE-2026-2995

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab

HighPUBLISHEDCNA: GitLab
CNA base score7.7 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N

02 Description

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.19% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 8.5% of scored records. A rank, not a probability.
NVD base score
5.4 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD analysis status
Analyzed. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-03-25 16:33Z7 MO AGO
Last updated
2026-03-26 13:20Z7 MO AGO
Reserved
2026-02-22
Assigning CNA
GitLab
Record state
PUBLISHED
Severity
High (CVSS 7.7)
CNA CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N
Weaknesses
  • CWE-80Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)Variant
  • CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base
Data version
5.2
Document digest
3ef5617e613c5b78c197d97330a5d256ab63888b6a2941a25e4a3fa9e4f104b7

05 Affected products

VendorProductVersionsPlatforms
GitLabGitLab15.4 to < 18.8.7, 18.9 to < 18.9.3, 18.10 to < 18.10.1—

06 References

07 Remediation

Upgrade to versions 18.8.7, 18.9.3, 18.10.1 or above.