CVE Explorer
CVE-2026-4916
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that could have allowed an authenticated user with custom role permissions to demote or remove higher-privileged group members due to improper authorization checks on member management operations.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"],"defaultStatus":"unaffected","product":"GitLab","repo":"git://git@gitlab.com:gitlab-org/gitlab.git","vendor":"GitLab","versions":[{"lessThan":"18.8.9","status":"affected","version":"18.2","versionType":"semver"},{"lessThan":"18.9.5","status":"affected","version":"18.9","versionType":"semver"},{"lessThan":"18.10.3","status":"affected","version":"18.10","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:d16b4eb5d2125e2f554891463e9f87d3a9bfa605097971dae64bdc9a592bb074 · sha256:4aff2857d359e90d… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":2.7,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:d16b4eb5d2125e2f554891463e9f87d3a9bfa605097971dae64bdc9a592bb074 · sha256:4aff2857d359e90d… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-862","description":"CWE-862: Missing Authorization","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:d16b4eb5d2125e2f554891463e9f87d3a9bfa605097971dae64bdc9a592bb074 · sha256:4aff2857d359e90d… · /containers/cna/problemTypes/0/descriptions/0
Source references
3 source assertions{"url":"https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:d16b4eb5d2125e2f554891463e9f87d3a9bfa605097971dae64bdc9a592bb074 · sha256:4aff2857d359e90d… · /containers/cna/references/2
{"url":"https://gitlab.com/gitlab-org/gitlab/-/work_items/565414"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:d16b4eb5d2125e2f554891463e9f87d3a9bfa605097971dae64bdc9a592bb074 · sha256:4aff2857d359e90d… · /containers/cna/references/1
{"name":"HackerOne Bug Bounty Report #3301240","tags":["technical-description","exploit","permissions-required"],"url":"https://hackerone.com/reports/3301240"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:d16b4eb5d2125e2f554891463e9f87d3a9bfa605097971dae64bdc9a592bb074 · sha256:4aff2857d359e90d… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.