GitLab Community Edition/Enterprise Edition up to 18.6.3/18.7.1/18.8.1 Wiki Document infinite loop

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in GitLab Community Edition and Enterprise Edition up to 18.6.3/18.7.1/18.8.1. This vulnerability affects unknown code of the component Wiki Document Handler. The manipulation results in infinite loop. This vulnerability is reported as CVE-2025-13335. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in GitLab Community Edition and Enterprise Edition up to 18.6.3/18.7.1/18.8.1. It has been classified as problematic. Affected is an unknown code block of the component Wiki Document Handler. The manipulation with an unknown input leads to a infinite loop vulnerability. CWE is classifying the issue as CWE-835. The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop. This is going to have an impact on availability. CVE summarizes:

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.1 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that under certain circumstances could have allowed an authenticated user to create a denial of service condition by configuring malformed Wiki documents that bypass cycle detection.

The weakness was disclosed by sim4n6 as 581060. The advisory is shared for download at gitlab.com. This vulnerability is traded as CVE-2025-13335 since 11/17/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability scanner Nessus provides a plugin with the ID 297409 (Linux Distros Unpatched Vulnerability : CVE-2025-13335), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 18.6.4, 18.7.2 or 18.8.2 eliminates this vulnerability. The upgrade is hosted for download at about.gitlab.com.

The vulnerability is also documented in the vulnerability database at Tenable (297409). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (GitLab): 🔒

CVSSv2info

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

Exploitinginfo

Class: Infinite loop
CWE: CWE-835 / CWE-404
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: 297409
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2025-13335

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Community Edition/Enterprise Edition 18.6.4/18.7.2/18.8.2

Timelineinfo

11/17/2025 CVE reserved
01/22/2026 +66 days Advisory disclosed
01/22/2026 +0 days VulDB entry created
01/31/2026 +9 days VulDB entry last update

Sourcesinfo

Vendor: gitlab.com

Advisory: 581060
Researcher: sim4n6
Status: Confirmed

CVE: CVE-2025-13335 (🔒)
GCVE (CVE): GCVE-0-2025-13335
GCVE (VulDB): GCVE-100-342312

Entryinfo

Created: 01/22/2026 11:42
Updated: 01/31/2026 21:07
Changes: 01/22/2026 11:42 (68), 01/31/2026 21:07 (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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