CVE-2026-100104
LowCVSS 3.5Exploitation Probability (EPSS)
Low risk8th percentile - higher than 8% of all known CVEs
Summary
GitLab CE/EE contains a server-side request forgery (SSRF) vulnerability caused by a time-of-check to time-of-use race condition in URL validation during repository import operations. An authenticated user could, under certain conditions, reach internal network resources.
Risk Assessment
An authenticated GitLab user could exploit this vulnerability to scan and access internal network resources, potentially leading to information disclosure or further attacks against internal infrastructure.
Recommendation
Update GitLab CE/EE to version 19.2.8, 19.3.5, or 19.4.2 (or later), depending on the release branch in use.
Other vulnerabilities in GitLab CE/EE
See all- CVE-2026-1659High
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 9.0 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3. This issue could have allowed an unauthenticated user to cause denial of service by sending specially crafted requests due to insufficient input validation.
- CVE-2025-14870High
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.5 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3. This issue could have allowed an unauthenticated user to cause denial of service by sending specially crafted JSON payloads due to insufficient input validation.
- CVE-2025-14869High
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.5 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3. This issue could have allowed an unauthenticated user to cause denial of service by sending specially crafted payloads on certain API endpoints.
- CVE-2026-93577Critical
GitLab CE/EE versions from 19.2 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 contain an integer overflow issue when compiling a specially crafted regular expression in a CI/CD configuration. Under certain conditions an authenticated user could execute arbitrary code on the GitLab server.
- CVE-2026-89078Critical
GitLab CE/EE versions from 19.2 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 contain a double free issue when parsing a specially crafted regular expression in a CI/CD configuration. Under certain conditions an authenticated user could execute arbitrary code on the GitLab server.
- CVE-2023-7028CriticalActively exploited
An issue has been discovered in GitLab CE/EE affecting all versions from 16.1 prior to 16.1.6, 16.2 prior to 16.2.9, 16.3 prior to 16.3.7, 16.4 prior to 16.4.5, 16.5 prior to 16.5.6, 16.6 prior to 16.6.4, and 16.7 prior to 16.7.2 in which user account password reset emails could be delivered to an unverified email address.
- CVE-2023-3364High
An issue has been discovered in GitLab CE/EE affecting all versions from 8.14 before 16.0.8, from 16.1 before 16.1.3, and from 16.2 before 16.2.2. A Denial of Service (DoS) attack was possible via crafted payloads using AutolinkFilter at the preview_markdown endpoint.
- CVE-2021-39935MediumActively exploited
An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.5 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2. Unauthorized external users could perform Server Side Requests via the CI Lint API.
- CVE-2026-92883High
A vulnerability in GitLab CE/EE could, under certain conditions, allow an authenticated user to execute arbitrary JavaScript in the context of other users' browser sessions via a specially crafted repository. Affects versions from 19.1 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2.
- CVE-2026-85529Medium
GitLab CE/EE versions from 19.2 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 have a fixed issue that, under certain conditions, could allow an unauthenticated user to read internal notes and confidential system notes on public projects due to improper authorization in the GraphQL API.
Original NVD description (English source)
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.3 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user to perform server-side request forgery and reach internal network resources due to a time-of-check to time-of-use race condition in URL validation during repository import operations.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS