decolua 9router up to 0.5.5 Kiro API-key Validation Endpoint /api/oauth/kiro/api-key region input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.29+

Summaryinfo

A vulnerability was found in decolua 9router up to 0.5.5 and classified as problematic. The affected element is an unknown function of the file /api/oauth/kiro/api-key of the component Kiro API-key Validation Endpoint. Such manipulation of the argument region leads to input validation. This vulnerability is listed as CVE-2026-56678. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in decolua 9router up to 0.5.5 and classified as problematic. Affected by this issue is an unknown code of the file /api/oauth/kiro/api-key of the component Kiro API-key Validation Endpoint. The manipulation of the argument region with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality. CVE summarizes:

9Router is an AI router & token saver. Prior to 0.5.6, the Kiro API-key validation endpoint POST /api/oauth/kiro/api-key builds an upstream URL using a user-controlled region value, allowing an authenticated attacker to supply a crafted region such as kiro-canary.local:8443# and cause 9Router to send the Kiro validation request to an attacker-controlled host while forwarding the submitted Kiro API key as an Authorization header. This issue is fixed in version 0.5.6.

The advisory is available at github.com. This vulnerability is handled as CVE-2026-56678 since 06/22/2026. The exploitation is known to be easy. The attack may be launched remotely. Technical details are known, but there is no available exploit.

Upgrading to version 0.5.6 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

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

CVSSv2info

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

Exploitinginfo

Class: Input validation
CWE: CWE-20
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: no mitigation known
Status: 🔍

0-Day Time: 🔒

Upgrade: 9router 0.5.6

Timelineinfo

06/22/2026 CVE reserved
07/15/2026 +23 days Advisory disclosed
07/15/2026 +0 days VulDB entry created
07/15/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-56678 (🔒)
GCVE (CVE): GCVE-0-2026-56678
GCVE (VulDB): GCVE-100-379418

Entryinfo

Created: 07/15/2026 23:17
Changes: 07/15/2026 23:17 (56)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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