CVE-2026-114362 Details
Description
A flaw has been found in HarnessRouter up to 0.31.12. This impacts an unknown function of the file gateway/app.py of the component Targets Test Endpoint. Executing a manipulation of the argument base_url can lead to server-side request forgery. The attack may be performed from remote. Upgrading to version 0.31.13 will fix this issue. This patch is called 1c4b1fc1f89737dabd089ac1d1c174a57f764e28. It is suggested to upgrade the affected component.
A server-side request forgery (SSRF) vulnerability has been identified in HarnessRouter versions prior to 0.31.12. The issue arises in the Targets Test Endpoint component, specifically within the file gateway/app.py. The vulnerability allows remote attackers to manipulate the base_url argument, causing the server to make unauthorized requests to internal or private networks.
Users are advised to upgrade to HarnessRouter version 0.31.13 or later, where this vulnerability has been fixed. On shared deployments, ensure that upload destinations are HTTPS addresses that do not resolve to private, local, or metadata networks.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Oct 21, 2026CISA-ADP
Assessed Oct 28, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/HarnessRouter/harnessrouter/ | [email protected] | Vendor |
| https://github.com/HarnessRouter/harnessrouter/commit/1c4b1fc1f89737dabd089ac1d1c174a57f764e28 | [email protected] | Source CodeVendor |
| https://github.com/HarnessRouter/harnessrouter/pull/429 | [email protected] | Issue TrackingVendor |
| https://github.com/HarnessRouter/harnessrouter/releases/tag/v0.31.13 | [email protected] | Release NotesVendor |
| https://github.com/HarnessRouter/harnessrouter/security/advisories/GHSA-c5g7-c47h-f6c3 | [email protected] | AdvisoryRemedyVendor |
| https://vuldb.com/cve/CVE-2026-114362 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/submit/1019387 | [email protected] | Permission Required |
| https://vuldb.com/vuln/424709 | [email protected] | Permission Required |
| https://vuldb.com/vuln/424709/cti | [email protected] | Content Wall |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-918 | Server-Side Request Forgery (SSRF) | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| HarnessRouter | >= 0.9.0, <= 0.31.12 (semver) |
CPE
Remediation
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Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Oct 28, 2026 | CVE Modified | CISA-ADP |
| Oct 21, 2026 | New CVE Received | [email protected] |