GitLab Community Edition/Enterprise Edition up to 18.1.5/18.2.5/18.3.1 server-side request forgery

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in GitLab Community Edition and Enterprise Edition up to 18.1.5/18.2.5/18.3.1. The affected element is an unknown function. The manipulation results in server-side request forgery. This vulnerability is identified as CVE-2025-6454. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in GitLab Community Edition and Enterprise Edition up to 18.1.5/18.2.5/18.3.1. It has been classified as critical. Affected is an unknown function. The manipulation with an unknown input leads to a server-side request forgery vulnerability. CWE is classifying the issue as CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

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 crafted sequences.

The weakness was released by ppee as 550766. The advisory is shared for download at about.gitlab.com. This vulnerability is traded as CVE-2025-6454 since 06/20/2025. The exploitability is told to be difficult. It is possible to launch the attack remotely. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 264595 (GitLab 16.11 < 18.1.6 / 18.2 < 18.2.6 / 18.3 < 18.3.2 (CVE-2025-6454)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 18.1.6, 18.2.6 or 18.3.2 eliminates this vulnerability. The upgrade is hosted for download at about.gitlab.com.

The vulnerability is also documented in the databases at Tenable (264595), EUVD (EUVD-2025-29020) and CERT Bund (WID-SEC-2025-2024). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

  • Open Source GitLab

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.6

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.5
CNA Vector (GitLab): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Server-side request forgery
CWE: CWE-918
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 264595
Nessus Name: GitLab 16.11 < 18.1.6 / 18.2 < 18.2.6 / 18.3 < 18.3.2 (CVE-2025-6454)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Community Edition/Enterprise Edition 18.1.6/18.2.6/18.3.2

Timelineinfo

06/20/2025 CVE reserved
09/12/2025 +84 days Advisory disclosed
09/12/2025 +0 days VulDB entry created
09/12/2025 +0 days VulDB entry last update

Sourcesinfo

Vendor: gitlab.com

Advisory: 550766
Researcher: ppee
Status: Confirmed

CVE: CVE-2025-6454 (🔒)
GCVE (CVE): GCVE-0-2025-6454
GCVE (VulDB): GCVE-100-323736
EUVD: 🔒
CERT Bund: WID-SEC-2025-2024 - GitLab: Mehrere Schwachstellen

Entryinfo

Created: 09/12/2025 08:56
Updated: 09/12/2025 22:16
Changes: 09/12/2025 08:56 (67), 09/12/2025 09:49 (1), 09/12/2025 10:22 (7), 09/12/2025 22:16 (2)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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