GitLab Community Edition/Enterprise Edition up to 18.0.5/18.1.3/18.2.1 cross site scripting

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.8$0-$5k0.00

Summaryinfo

A vulnerability was found in GitLab Community Edition and Enterprise Edition up to 18.0.5/18.1.3/18.2.1 and classified as problematic. This issue affects some unknown processing. The manipulation results in cross site scripting. This vulnerability is identified as CVE-2025-7734. The attack can be executed remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in GitLab Community Edition and Enterprise Edition up to 18.0.5/18.1.3/18.2.1. Affected is an unknown code. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. CVE summarizes:

An issue has been discovered in GitLab CE/EE affecting all versions from 14.2 before 18.0.6, 18.1 before 18.1.4 and 18.2 before 18.2.2 that, under certain conditions, could have allowed a successful attacker to execute actions on behalf of users by injecting malicious content.

The weakness was released by joaxcar as 556090. The advisory is shared for download at gitlab.com. This vulnerability is traded as CVE-2025-7734 since 07/17/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

The vulnerability scanner Nessus provides a plugin with the ID 260160 (Linux Distros Unpatched Vulnerability : CVE-2025-7734), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 18.0.6, 18.1.4 or 18.2.2 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (260160) and CERT Bund (WID-SEC-2025-1816). 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: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CNA Base Score: 8.7
CNA Vector (GitLab): 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 260160
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2025-7734

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Community Edition/Enterprise Edition 18.0.6/18.1.4/18.2.2

Timelineinfo

07/17/2025 🔍
08/13/2025 +27 days 🔍
08/13/2025 +0 days 🔍
09/02/2025 +20 days 🔍

Sourcesinfo

Vendor: gitlab.com

Advisory: 556090
Researcher: joaxcar
Status: Confirmed

CVE: CVE-2025-7734 (🔍)
GCVE (CVE): GCVE-0-2025-7734
GCVE (VulDB): GCVE-100-320016
CERT Bund: WID-SEC-2025-1816 - GitLab: Mehrere Schwachstellen

Entryinfo

Created: 08/13/2025 20:45
Updated: 09/02/2025 09:02
Changes: 08/13/2025 20:45 (66), 08/13/2025 21:25 (7), 08/14/2025 18:09 (1), 08/16/2025 04:28 (11), 09/02/2025 09:02 (2)
Complete: 🔍
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!