CVE-2026-40502

HIGHCVSS 8.8/10EPSS 1.69%

Last modified

CVE-2026-40502 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. OpenHarness prior to commit dd1d235 contains a command injection vulnerability that allows remote gateway users with chat access to invoke sensitive administrative commands by exploiting insufficient distinction between local-only and remote-safe commands in the gateway handler. Attackers can execute administrative commands such as /permissions full_auto through remote chat sessions to change permission modes of a running OpenHarness instance without operator authorization.. EPSS estimates a 1.69% chance of exploitation in the next 30 days.

Description

OpenHarness prior to commit dd1d235 contains a command injection vulnerability that allows remote gateway users with chat access to invoke sensitive administrative commands by exploiting insufficient distinction between local-only and remote-safe commands in the gateway handler. Attackers can execute administrative commands such as /permissions full_auto through remote chat sessions to change permission modes of a running OpenHarness instance without operator authorization.

Metrics

Weakness Enumeration

Affected Software

VendorProductVersions
HkudsOpenharness< 2026-04-13

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-40502?
OpenHarness prior to commit dd1d235 contains a command injection vulnerability that allows remote gateway users with chat access to invoke sensitive administrative commands by exploiting insufficient distinction between local-only and remote-safe commands in the gateway handler. Attackers can execute administrative commands such as /permissions full_auto through remote chat sessions to change permission modes of a running OpenHarness instance without operator authorization.
How severe is CVE-2026-40502?
CVE-2026-40502 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.69% probability of exploitation in the next 30 days.
How do I fix CVE-2026-40502?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST