GitLab Community Edition/Enterprise Edition up to 18.9.6/18.10.5/18.11.2 Private Project read_api logic error

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in GitLab Community Edition and Enterprise Edition up to 18.9.6/18.10.5/18.11.2. This impacts the function read_api of the component Private Project Handler. Such manipulation leads to logic error. This vulnerability is uniquely identified as CVE-2026-1322. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in GitLab Community Edition and Enterprise Edition up to 18.9.6/18.10.5/18.11.2 and classified as problematic. Affected by this issue is the function read_api of the component Private Project Handler. The manipulation with an unknown input leads to a logic error vulnerability. Using CWE to declare the problem leads to CWE-840. Impacted is confidentiality, integrity, and availability. CVE summarizes:

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.0 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user with a read_api scoped OAuth application to create issues and add comments to issues in private projects due to improper authorization.

The weakness was disclosed by mateuszek. The advisory is shared for download at hackerone.com. This vulnerability is handled as CVE-2026-1322 since 01/22/2026. The exploitation is known to be difficult. The attack may be launched remotely. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 314550 (GitLab 16.0 < 18.9.7 / 18.10 < 18.10.6 / 18.11 < 18.11.3 (CVE-2026-1322)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 18.9.7, 18.10.6 or 18.11.3 eliminates this vulnerability. The upgrade is hosted for download at about.gitlab.com.

The vulnerability is also documented in the databases at Tenable (314550) and EUVD (EUVD-2026-30220). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 8.1
NVD Vector: 🔒

CNA Base Score: 6.8
CNA Vector (GitLab): 🔒

CVSSv2info

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

Exploitinginfo

Class: Logic error
CWE: CWE-840
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: 314550
Nessus Name: GitLab 16.0 < 18.9.7 / 18.10 < 18.10.6 / 18.11 < 18.11.3 (CVE-2026-1322)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Community Edition/Enterprise Edition 18.9.7/18.10.6/18.11.3

Timelineinfo

01/22/2026 CVE reserved
05/14/2026 +111 days Advisory disclosed
05/14/2026 +0 days VulDB entry created
05/19/2026 +5 days VulDB entry last update

Sourcesinfo

Vendor: gitlab.com

Advisory: hackerone.com
Researcher: mateuszek
Status: Confirmed

CVE: CVE-2026-1322 (🔒)
GCVE (CVE): GCVE-0-2026-1322
GCVE (VulDB): GCVE-100-363812
EUVD: 🔒

Entryinfo

Created: 05/14/2026 08:43
Updated: 05/19/2026 10:56
Changes: 05/14/2026 08:43 (67), 05/14/2026 09:40 (1), 05/14/2026 23:21 (2), 05/19/2026 10:56 (11)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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