HarnessRouter up to 0.31.12 Targets Test Endpoint gateway/app.py base_url server-side request forgery

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$0-$5k1.96

Summaryinfo

A vulnerability was found in HarnessRouter up to 0.31.12. It has been classified as critical. Affected is an unknown function of the file gateway/app.py of the component Targets Test Endpoint. The manipulation of the argument base_url leads to server-side request forgery. This vulnerability is traded as CVE-2026-114362. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in HarnessRouter up to 0.31.12. It has been rated as critical. This issue affects an unknown code block of the file gateway/app.py of the component Targets Test Endpoint. The manipulation of the argument base_url with an unknown input leads to a server-side request forgery vulnerability. Using CWE to declare the problem leads to CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. Impacted is confidentiality, integrity, and availability.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-114362. The exploitation is known to be easy. The attack may be initiated remotely. Technical details are known, but no exploit is available.

Upgrading to version 0.31.13 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 1c4b1fc1f89737dabd089ac1d1c174a57f764e28 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

License

Website

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: Server-side request forgery
CWE: CWE-918
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: HarnessRouter 0.31.13
Patch: 1c4b1fc1f89737dabd089ac1d1c174a57f764e28

Timelineinfo

10/21/2026 Advisory disclosed
10/21/2026 +0 days VulDB entry created
10/21/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-c5g7-c47h-f6c3
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2026-114362 (🔒)
GCVE (CVE): GCVE-0-2026-114362
GCVE (VulDB): GCVE-100-424709

Entryinfo

Created: 10/21/2026 11:06
Changes: 10/21/2026 11:06 (60)
Complete: 🔍
Submitter: mikannse
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #1019387: harnessrouter >= 0.9.0, < 0.31.13 Server-Side Request Forgery (by mikannse)

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