GitLab Community Edition/Enterprise Edition up to 18.6.5/18.7.3/18.8.3 Project Label Title cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in GitLab Community Edition and Enterprise Edition up to 18.6.5/18.7.3/18.8.3. Affected is an unknown function of the component Project Label Title Handler. Performing a manipulation results in cross site scripting. This vulnerability is known as CVE-2026-1282. Remote exploitation of the attack is possible. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in GitLab Community Edition and Enterprise Edition up to 18.6.5/18.7.3/18.8.3. This affects an unknown functionality of the component Project Label Title Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-80. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages. This is going to have an impact on integrity. The summary by CVE is:

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an authenticated user to inject malicious content into project labels titles.

The weakness was published by rafabd1. The advisory is shared at gitlab.com. This vulnerability is uniquely identified as CVE-2026-1282 since 01/21/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 298870 (GitLab 18.6 < 18.6.6 / 18.7 < 18.7.4 / 18.8 < 18.8.4 (CVE-2026-1282)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 18.6.6, 18.7.4 or 18.8.4 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (298870). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.1
VulDB Meta Temp Score: 4.1

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

NVD Base Score: 5.4
NVD Vector: 🔒

CNA Base Score: 3.5
CNA Vector (GitLab): 🔒

CVSSv2info

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

Exploitinginfo

Class: Cross site scripting
CWE: CWE-80 / CWE-74 / CWE-707
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: 298870
Nessus Name: GitLab 18.6 < 18.6.6 / 18.7 < 18.7.4 / 18.8 < 18.8.4 (CVE-2026-1282)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Community Edition/Enterprise Edition 18.6.6/18.7.4/18.8.4

Timelineinfo

01/21/2026 CVE reserved
02/11/2026 +21 days Advisory disclosed
02/11/2026 +0 days VulDB entry created
02/13/2026 +2 days VulDB entry last update

Sourcesinfo

Vendor: gitlab.com

Advisory: gitlab.com
Researcher: rafabd1
Status: Confirmed

CVE: CVE-2026-1282 (🔒)
GCVE (CVE): GCVE-0-2026-1282
GCVE (VulDB): GCVE-100-345465

Entryinfo

Created: 02/11/2026 13:14
Updated: 02/13/2026 02:19
Changes: 02/11/2026 13:14 (66), 02/12/2026 22:41 (11), 02/13/2026 02:19 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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