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CVE-2026-56696

OpenHarness - Prompt Injection via /issue and /pr_comments Slash Commands PUBLISHED

Description (CNA)

OpenHarness /issue and /pr_comments slash commands lack remote_invocable=False protection, allowing remote channel senders to write attacker-controlled Markdown into project context files. Admitted remote attackers can inject malicious content into .openharness/issue.md and .openharness/pr_comments.md files, which are subsequently injected into runtime system prompts, persistently influencing local agent behavior.

Affected (CNA)

Vendor / productVersions
HKUDS / OpenHarnessaffected 0 through 0.1.9; unaffected 27bb93b810e9ea8fa4832eab7152eeb3b4a6bffb

CWE

CWE-862

References

ADP enrichment

CISA-ADP

No English description supplied.