Hermes Agent Patches Security Flaws: Credential Leaks, Traceback Exposure, and More
Teknium · x · 2026-08-10
Teknium shared an update on security hardening for the Hermes Agent. Security researcher andrexibiza aggressively red-teamed the Hermes operating core, leading to a merged patch fixing several vulnerability classes.
The fixes (Issue #77484) address:
- Credential Exposure: Fixed a regex miss involving KEY variables.
- Process Management: Resolved raw data handling issues in process(list).
- Information Disclosure: Patched tracebacks leaking into tool results.
- Injection Risks: Handled control-character splits and vulnerabilities in the ACP (Agent Communication Protocol) plain formatter.
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