GitLab Community Edition/Enterprise Edition up to 18.7.4/18.8.4/18.9.0 Container Registry Event Endpoint improper validation of specified quantity in input

Summaryinfo

A vulnerability classified as problematic has been found in GitLab Community Edition and Enterprise Edition up to 18.7.4/18.8.4/18.9.0. Affected is an unknown function of the component Container Registry Event Endpoint. The manipulation leads to improper validation of specified quantity in input. This vulnerability is referenced as CVE-2025-14511. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in GitLab Community Edition and Enterprise Edition up to 18.7.4/18.8.4/18.9.0. It has been rated as problematic. This issue affects some unknown processing of the component Container Registry Event Endpoint. The manipulation with an unknown input leads to a improper validation of specified quantity in input vulnerability. Using CWE to declare the problem leads to CWE-1284. The product receives input that is expected to specify a quantity (such as size or length), but it does not validate or incorrectly validates that the quantity has the required properties. Impacted is availability. The summary by CVE is:

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.2 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that could have allowed an unauthenticated user to cause denial of service by sending specially crafted files to the container registry event endpoint under certain conditions.

The weakness was published by A92847865 as 583717. The advisory is shared at gitlab.com. The identification of this vulnerability is CVE-2025-14511 since 12/11/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 300428 (Linux Distros Unpatched Vulnerability : CVE-2025-14511), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 18.7.5, 18.8.5 or 18.9.1 eliminates this vulnerability. The upgrade is hosted for download at about.gitlab.com.

The vulnerability is also documented in the vulnerability database at Tenable (300428). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Bug Tracking Software

Vendor

• GitLab

Name

• Community Edition
• Enterprise Edition

Version

• 18.0
• 18.1
• 18.2
• 18.3
• 18.4
• 18.5
• 18.6
• 18.7
• 18.7.0
• 18.7.1
• 18.7.2
• 18.7.3
• 18.7.4
• 18.8
• 18.8.0
• 18.8.1
• 18.8.2
• 18.8.3
• 18.8.4
• 18.9.0

License

• open-source

Website

• Vendor: https://gitlab.com/

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion