CVE-2026-114362Medium· 6.3▾ Sunlit

HarnessRouter Targets Test Endpoint app.py server-side request forgery

▾ Sunlit zone — Low / medium · no exploitation signal

Depth score35/ 100 · Low

impact 34.7 · likelihood 0 · exploitation 0

⚡ Agent-ready:Raw markdown ↗JSON ↗

Proof of concept

Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.

…

Published

Oct 21, 2026

Updated

Oct 28, 2026

CVSS

6.3

Vendor

—

Product

HarnessRouter

CWE

CWE-918

Depth score

35 · Low

EPSS

0.24% · p16

Platforms

—

Source

CVEORG

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C

CISA SSVC

decided 2026-10-28

Exploitation: none
Automatable: no
Technical impact: partial

Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.

EPSS history

Exploit-prediction probability, daily snapshots since Oct 23.

0.2% → 0.2%

Timeline

Disclosure to exploitation, from the record and what we observed since indexing it.

3 events · 7 days

Oct 21, 2026Published
Disclosed via CVEORG
Oct 23, 2026EPSS first tracked
0.2%
Oct 28, 2026Record revised
Last analysed / modified upstream

CWE-918 #cve.org

Affected

Full technical detail▾

Overview

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.

Affected

HarnessRouter 0.31.0
HarnessRouter 0.31.1
HarnessRouter 0.31.2
HarnessRouter 0.31.3
HarnessRouter 0.31.4
HarnessRouter 0.31.5
HarnessRouter 0.31.6
HarnessRouter 0.31.7
HarnessRouter 0.31.8
HarnessRouter 0.31.9
HarnessRouter 0.31.10
HarnessRouter 0.31.11
HarnessRouter 0.31.12

Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

References

Related vulnerabilities

Connected by shared product, vendor, weakness, or advisory.

#cve.org

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CVE-2026-114362Medium· 6.3▾ Sunlit

HarnessRouter Targets Test Endpoint app.py server-side request forgery

▾ Sunlit zone — Low / medium · no exploitation signal

Depth score35/ 100 · Low

impact 34.7 · likelihood 0 · exploitation 0

⚡ Agent-ready:Raw markdown ↗JSON ↗

Proof of concept

Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.

…

Published

Oct 21, 2026

Updated

Oct 28, 2026

CVSS

6.3

Vendor

—

Product

HarnessRouter

CWE

CWE-918

Depth score

35 · Low

EPSS

0.24% · p16

Platforms

—

Source

CVEORG

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C

CISA SSVC

decided 2026-10-28

Exploitation: none
Automatable: no
Technical impact: partial

EPSS history

Exploit-prediction probability, daily snapshots since Oct 23.

0.2% → 0.2%

Timeline

Disclosure to exploitation, from the record and what we observed since indexing it.

3 events · 7 days

Oct 21, 2026Published
Disclosed via CVEORG
Oct 23, 2026EPSS first tracked
0.2%
Oct 28, 2026Record revised
Last analysed / modified upstream

CWE-918 #cve.org

Affected

Full technical detail▾

Overview

Affected

HarnessRouter 0.31.0
HarnessRouter 0.31.1
HarnessRouter 0.31.2
HarnessRouter 0.31.3
HarnessRouter 0.31.4
HarnessRouter 0.31.5
HarnessRouter 0.31.6
HarnessRouter 0.31.7
HarnessRouter 0.31.8
HarnessRouter 0.31.9
HarnessRouter 0.31.10
HarnessRouter 0.31.11
HarnessRouter 0.31.12

Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

References

Related vulnerabilities

Connected by shared product, vendor, weakness, or advisory.

#cve.org