CVE-2026-2619Network attack vector

Auditor-level flag modification via incorrect API authorization

Published Apr 8, 2026 · Updated Apr 8, 2026

GitLab EE's vulnerability flags AI detection API allows remote authenticated users with auditor privileges to alter private-project flag data. GitLab has not disclosed which authorization check accepts auditor-level state-changing requests or the other circumstances required to reach the operation. The flaw affects Enterprise Edition 18.6 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3; its reported consequence is limited to integrity of vulnerability flag data.

CVSS severity4.3
Medium
EPSS probability0.33%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

GitLab EE's vulnerability flags AI detection API allows remote authenticated users with auditor privileges to alter private-project flag data. GitLab has not disclosed which authorization check accepts auditor-level state-changing requests or the other circumstances required to reach the operation. The flaw affects Enterprise Edition 18.6 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3; its reported consequence is limited to integrity of vulnerability flag data.

The record

CVE
CVE-2026-2619
Published
Apr 8, 2026
Updated
Apr 8, 2026
Vendor
GitLab
Product
GitLab
Classifications
CWE-863, T1565.001
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Apr 8, 2026CVE publishedPublication date reported by the CVE source.
  2. Apr 8, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=18.10 <18.10.3
  2. Affected versionversion=18.6 <18.8.9
  3. Affected versionversion=18.9 <18.9.5

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

GitLab · GitLabversion=18.10 <18.10.3; version=18.6 <18.8.9; version=18.9 <18.9.5

Published CVSS scores

4.3GitLab Inc.CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-863Incorrect Authorization
T1565.001Stored Data Manipulation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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