PatchTheCVECVE-2026-6823: HKUDS OpenHarness prior to PR #147 remediation contains an insecure default configuration vulnerability where
CVE-2026-6823 is a high-severity flaw (CVSS 8.2) affecting openharness. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
HKUDS OpenHarness prior to PR #147 remediation contains an insecure default configuration vulnerability where remote channels inherit allow_from = ["*"] permitting arbitrary remote senders to pass admission checks. Attackers who can reach the configured channel can bypass access controls and reach host-backed agent runtimes, potentially leading to unauthorized file disclosure and read access through default-enabled read-only tools.
Why this priority
- High severity
- Public exploit reference
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 8.2 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.3% (top 73%) |
| CISA exploited list | No |
| Weakness | CWE-276 |
| Published | 2026-04-21 |
| Last modified | 2026-10-26 |
Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2026-6823?
openharness: upgrade to 0.1.7. Exact commands for each OS are on this page.
Is CVE-2026-6823 being exploited?
CVE-2026-6823 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2026-6823 affect?
CVE-2026-6823 affects openharness. Severity is high (CVSS 8.2). HKUDS OpenHarness prior to PR #147 remediation contains an insecure default configuration vulnerability where remote channels inherit allow_from = ["*"] permitting arbitrary remote senders to pass admission checks. Attackers who can reach t
How urgent is CVE-2026-6823?
Priority 46/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action
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