theonedev up to 15.0.5 REST API default-branch project.defaultBranch improper authorization

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 (≈)
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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.
6.0$0-$5k1.83-

Summaryinfo

A vulnerability categorized as critical has been discovered in theonedev onedev up to 15.0.5. This vulnerability affects unknown code of the file /repositories/{projectId}/default-branch of the component REST API. Such manipulation of the argument project.defaultBranch leads to improper authorization. This vulnerability is referenced as CVE-2026-11440. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in theonedev onedev up to 15.0.5. Affected by this issue is an unknown functionality of the file /repositories/{projectId}/default-branch of the component REST API. The manipulation of the argument project.defaultBranch with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality, integrity, and availability.

The advisory is shared for download at cnblogs.com. This vulnerability is handled as CVE-2026-11440. The exploitation is known to be easy. The attack may be launched remotely. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1548.002.

Upgrading to version 15.0.6 eliminates this vulnerability. The upgrade is hosted for download at github.com.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: onedev 15.0.6

Timelineinfo

06/05/2026 VulDB entry created
06/06/2026 +0 days Advisory disclosed
06/06/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: cnblogs.com
Status: Confirmed

CVE: CVE-2026-11440 (🔒)
GCVE (CVE): GCVE-0-2026-11440
GCVE (VulDB): GCVE-100-369020

Entryinfo

Created: 06/06/2026 00:26
Changes: 06/06/2026 00:26 (56)
Complete: 🔍
Submitter: aibot88
Cache ID: 216::103

Submitinfo

Accepted

Once again VulDB remains the best source for vulnerability data.

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