GitLab vulnerabilities
We track 242 vulnerabilities in GitLab products across 4 products. 242 are rated high or critical, and 6 have been exploited in real attacks. The most recent was published on October 22, 2026.
Latest GitLab vulnerabilities
- 8.8 High severity
GitLab: Missing Authorization
GitLab has remediated an issue in EE affecting all versions from 17.1 before 18.3.5, 18.4 before 18.4.3, and 18.5 before 18.5.1 that could have allowed an authenticated attacker with specific permissions to hijack project runners from other projects.
- 8.1 High severity
GitLab: Missing Authorization
GitLab has remediated an issue in GitLab EE affecting all versions from 17.6.0 before 18.3.5, 18.4 before 18.4.3, and 18.5 before 18.5.1 that could have allowed an authenticated attacker to execute unauthorized quick actions by including malicious commands in
- 7.5 High severity
GitLab: Allocation of Resources Without Limits or Throttling
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.0 before 18.3.5, 18.4 before 18.4.3, and 18.5 before 18.5.1 that could have allowed an unauthenticated attacker to cause a denial of service condition by sending GraphQL requests wit
- 7.5 High severity
GitLab: Allocation of Resources Without Limits or Throttling
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.10 before 18.3.5, 18.4 before 18.4.3, and 18.5 before 18.5.1 that could have allowed an unauthenticated attacker to cause a denial of service condition by sending specially crafted p
- 7.7 High severity
GitLab: Incorrect Authorization
GitLab has remediated an issue in GitLab EE affecting all versions from 18.3 to 18.3.4, 18.4 to 18.4.2 that, under certain conditions, could have allowed authenticated users with read-only API tokens to perform unauthorized write operations on vulnerability re
- 7.5 High severity
GitLab: Allocation of Resources Without Limits or Throttling
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.12 to 18.2.8, 18.3 to 18.3.4, and 18.4 to 18.4.2 that could make the GitLab instance unresponsive or severely degraded by sending crafted GraphQL queries requesting large repository
- 7.5 High severity
GitLab: Allocation of Resources Without Limits or Throttling
Denial of Service issue in GraphQL endpoints in Gitlab EE/CE affecting all versions from 11.10 prior to 18.2.7, 18.3 prior to 18.3.3, and 18.4 prior to 18.4.1 allows unauthenticated users to potentially bypass query complexity limits leading to resource exhaus
- 7.5 High severity
GitLab: Allocation of Resources Without Limits or Throttling
An issue was discovered in GitLab CE/EE affecting all versions starting from 17.2 before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1, that allows an attacker to cause uncontrolled CPU consumption, potentially leading to a Denial of Service (DoS) conditi
- 7.7 High severity
GitLab: Insertion of Sensitive Information Into Sent Data
An issue has been discovered in GitLab CE/EE affecting all versions from 14.10 before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1, that could have allowed Guest users to access sensitive information stored in virtual registry configurations.
- 9.6 Critical severity
GitLab: Improper Neutralization of Input During Web Page Generation
An issue has been discovered in GitLab CE/EE affecting all versions from 14.10 before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1 that could allow an attacker to inject malicious content that may lead to account takeover.
- 8.8 High severity
GitLab: Privilege Defined With Unsafe Actions
A privilege escalation issue has been discovered in GitLab EE affecting all versions from 16.6 prior to 18.2.7, 18.3 prior to 18.3.3, and 18.4 prior to 18.4.1 that could have allowed a developer with specific group management permissions to escalate their priv
- 7.2 High severity
GitLab: Missing Authorization
An issue has been discovered in GitLab EE affecting all versions from 16.6 before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1. Project Maintainers can exploit a vulnerability where they can assign custom roles to users with permissions exceeding their o
- 7.5 High severity
GitLab: Allocation of Resources Without Limits or Throttling
An issue was discovered in GitLab CE/EE affecting all versions before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1 that allows unauthenticated users to cause a Denial of Service (DoS) condition while uploading specifically crafted large JSON files.
- 8.8 High severity
GitLab: Server-Side Request Forgery
An issue has been discovered in GitLab CE/EE affecting all versions from 16.11 before 18.1.6, 18.2 before 18.2.6, and 18.3 before 18.3.2 that could have allowed authenticated users to make unintended internal requests through proxy environments by injecting cr
- 7.5 High severity
GitLab: Improper Validation of Specified Quantity in Input
An issue has been discovered in GitLab CE/EE affecting all versions from 7.12 before 18.1.6, 18.2 before 18.2.6, and 18.3 before 18.3.2 that could have allowed unauthorized users to render the GitLab instance unresponsive to legitimate users by sending multipl
- 7.5 High severity
GitLab: Allocation of Resources Without Limits or Throttling
An issue has been discovered in GitLab CE/EE affecting all versions from 14.1 before 18.1.5, 18.2 before 18.2.5, and 18.3 before 18.3.1 that that under certain conditions could have allowed an unauthenticated attacker to cause a denial-of-service condition aff
- 7.5 High severity
GitLab: Allocation of Resources Without Limits or Throttling
An issue has been discovered in GitLab CE/EE affecting all versions from 8.14 before 18.0.6, 18.1 before 18.1.4, and 18.2 before 18.2.2 that could have allowed an unauthenticated user to create a denial of service condition by sending specially crafted payload
- 8.0 High severity
GitLab: Improper Neutralization of Input During Web Page Generation
An issue has been discovered in GitLab CE/EE affecting all versions from 17.11 before 17.11.6, 18.0 before 18.0.4, and 18.1 before 18.1.2 that, under certain conditions, could have allowed a successful attacker to execute actions on behalf of users by injectin
- 8.8 High severity
An issue has been discovered in GitLab CE/EE affecting all versions from 17.3 before 17.11.5…
An issue has been discovered in GitLab CE/EE affecting all versions from 17.3 before 17.11.5, 18.0 before 18.0.3, and 18.1 before 18.1.1 that could have allowed authenticated users to gain elevated project privileges by requesting access to projects where role
- 8.1 High severity
GitLab: Cross-Site Request Forgery
An issue has been discovered in GitLab CE/EE affecting all versions from 16.1.0 before 16.11.5, all versions starting from 17.0 before 17.0.3, all versions starting from 17.1.0 before 17.1.1 which allowed for a CSRF attack on GitLab's GraphQL API leading to th
- 7.5 High severity
GitLab: Inefficient Regular Expression Complexity
A Denial of Service (DoS) condition has been discovered in GitLab CE/EE affecting all versions from 7.10 prior before 16.11.5, version 17.0 before 17.0.3, and 17.1 before 17.1.1. It is possible for an attacker to cause a denial of service using a crafted markd
- 9.9 Critical severity
GitLab: Missing Authorization
An issue has been discovered in GitLab CE/EE affecting all versions from 17.11 before 17.11.4 and 18.0 before 18.0.2. A missing authorization check may have allowed compliance frameworks to be applied to projects outside the compliance framework's group.
- 7.5 High severity
GitLab: Insertion of Sensitive Information into Log File
An issue was discovered in GitLab EE affecting all versions starting from 17.0 prior to 17.0.6, starting from 17.1 prior to 17.1.4, and starting from 17.2 prior to 17.2.2, where webhook deletion audit log preserved auth credentials.
- 7.5 High severity
GitLab: Insufficient Granularity of Access Control
An issue has been discovered in GitLab EE affecting all versions from 12.0 before 17.10.8, 17.11 before 17.11.4, and 18.0 before 18.0.2. Under certain conditions users could bypass IP access restrictions and view sensitive information.
- 7.5 High severity
GitLab: Loop with Unreachable Exit Condition
An issue has been discovered in GitLab CE/EE affecting all versions from 17.7 before 17.10.8, 17.11 before 17.11.4, and 18.0 before 18.0.2, allow an attacker to trigger an infinite redirect loop, potentially leading to a denial of service condition.
- 8.7 High severity
GitLab: Improper Neutralization of Script-Related HTML Tags in a Web Page
An issue has been discovered in GitLab CE/EE affecting all versions starting with 18.0 before 18.0.2. Under certain conditions html injection in new search page could lead to account takeover.
- 7.5 High severity
GitLab: Allocation of Resources Without Limits or Throttling
An issue has been discovered in GitLab CE/EE affecting all versions from 8.7 before 17.10.8, 17.11 before 17.11.4, and 18.0 before 18.0.2. Improper input validation in Tokens Names could be used to trigger a denial of service.
- 7.5 High severity
GitLab: Allocation of Resources Without Limits or Throttling
An issue has been discovered in GitLab CE/EE affecting all versions from 8.13 before 17.10.7, 17.11 before 17.11.3, and 18.0 before 18.0.1. A lack of input validation in Board Names could be used to trigger a denial of service.
- 8.7 High severity
GitLab: Improper Neutralization of Input During Web Page Generation
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
- 7.5 High severity
GitLab: User Interface (UI) Misrepresentation of Critical Information
A business logic error in GitLab CE/EE affecting all versions starting from 12.1 prior to 17.10.7, 17.11 prior to 17.11.3 and 18.0 prior to 18.0.1 where an attacker can cause a branch name confusion in confidential MRs.
- 7.5 High severity
GitLab: Allocation of Resources Without Limits or Throttling
An issue has been discovered in GitLab CE/EE affecting all versions from 11.6 before 17.10.7, 17.11 before 17.11.3, and 18.0 before 18.0.1. A Discord webhook integration may cause DoS.
- 7.5 High severity
GitLab: Insufficient Granularity of Access Control
An issue has been discovered in GitLab CE/EE affecting all versions before 17.10.7, 17.11 before 17.11.3, and 18.0 before 18.0.1. An attacker may be able to reveal masked or hidden CI variables (that they did not author) in the WebUI, by simply creating their
- 7.5 High severity
GitLab: Insufficient Granularity of Access Control
An issue has been discovered in GitLab CE/EE affecting all versions from 12.0 before 17.9.8, 17.10 before 17.10.6, and 17.11 before 17.11.2. Under certain conditions users could bypass IP access restrictions and view sensitive information.
- 7.5 High severity
GitLab: Allocation of Resources Without Limits or Throttling
An issue has been discovered in GitLab CE/EE affecting all versions starting from 17.1 prior to 17.9.8, from 17.10 prior to 17.10.6, and from 17.11 prior to 17.11.2. It was possible to cause a DoS condition via GitHub import requests using a malicious crafted
- 7.7 High severity
An issue has been discovered in GitLab EE/CE that could allow an attacker to track users'…
An issue has been discovered in GitLab EE/CE that could allow an attacker to track users' browsing activities, potentially leading to full account take-over, affecting all versions from 16.6 before 17.9.7, 17.10 before 17.10.5, and 17.11 before 17.11.1.
- 7.5 High severity
GitLab: Allocation of Resources Without Limits or Throttling
An issue has been discovered affecting service availability via issue preview in GitLab CE/EE affecting all versions from 16.7 before 17.9.7, 17.10 before 17.10.5, and 17.11 before 17.11.1.
- 7.5 High severity
GitLab: Allocation of Resources Without Limits or Throttling
A Denial of Service (DoS) issue has been discovered in GitLab CE/EE affecting all up to 17.8.7, 17.9 prior to 17.9.6 and 17.10 prior to 17.10.4 A denial of service could occur upon injecting oversized payloads into CI pipeline exports.
- 7.5 High severity
GitLab: Generation of Error Message Containing Sensitive Information
An issue has been discovered in GitLab EE affecting all versions from 17.1 before 17.8.7, 17.9 before 17.9.6, and 17.10 before 17.10.4. This allows attackers to perform targeted searches with sensitive keywords to get the count of issues containing the searche
- 8.8 High severity
GitLab: Incorrect Authorization
An improper access control vulnerability in GitLab CE/EE affecting all versions from 17.4 prior to 17.8.6, 17.9 prior to 17.9.3, and 17.10 prior to 17.10.1 allows a user who was an instance admin before but has since been downgraded to a regular user to contin
- 8.0 High severity
GitLab: Improper Neutralization of Special Elements used in a Command
An issue was discovered in GitLab EE affecting all versions starting from 14.9 before 17.8.6, all versions starting from 17.9 before 17.8.3, all versions starting from 17.10 before 17.10.1. An input validation issue in the Harbor registry integration could hav