CVE-2026-56695

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreHIGH confidence

Score 6.5 from GitHub Security Advisory (severity: HIGH) published 2026-06-23. a secondary CVSS source baseline 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
6.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 6.5Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

OpenHarness ohmo gateway /resume and /summary slash commands default remote_invocable to True, allowing admitted remote senders to enumerate and load arbitrary session snapshots by ID. Attackers can exploit this to access victim snapshots containing private prompts, credentials, tool output, and file paths via shared gateway channels.

CVSS v3
6.5
EG Score
6.5(high)
EPSS
13.8%
KEV
Not listed

Published

June 23, 2026

Last Modified

June 24, 2026

Advisory Details (3)

Auto-updated Jun 23, 2026
Upstream fix merged — awaiting tagged release. Sources: github_pr, github_commit.
generic

OpenHarness - Cross-Session Disclosure via /resume and /summary Commands | Advisories | VulnCheck

https://www.vulncheck.com/advisories/openharness-cross-session-disclosure-via-resume-and-summary-commands
github_commit

commit 92e298852c9b (HKUDS/OpenHarness)

Fix landed in HKUDS/OpenHarness commit 92e298852c9b — awaiting tagged release

https://github.com/HKUDS/OpenHarness/commit/92e298852c9b9c8c2266236292073623418c640a
github_pr

[security] fix(ohmo): keep session restore local-only remotely

Fix merged in HKUDS/OpenHarness PR #276 on 2026-05-24 — awaiting tagged release

https://github.com/HKUDS/OpenHarness/pull/276

Vendor Advisories for CVE-2026-56695(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 23× in last 7d / 44× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-06 16:27 UTCEPSS rescore
  2. 2026-07-06 16:27 UTCEPSS rescore
  3. 2026-07-06 09:28 UTCEG score recompute
  4. 2026-07-06 09:28 UTCGHSA enrichment
  5. 2026-07-06 02:23 UTCEPSS rescore
  6. 2026-07-06 02:23 UTCEPSS rescore
  7. 2026-07-05 09:35 UTCEG score recompute
  8. 2026-07-05 09:35 UTCGHSA enrichment
  9. 2026-07-05 02:31 UTCEPSS rescore
  10. 2026-07-05 02:30 UTCEPSS rescore
  11. 2026-07-04 10:10 UTCEG score recompute
  12. 2026-07-04 10:10 UTCGHSA enrichment
  13. 2026-07-04 06:31 UTCEPSS rescore
  14. 2026-07-04 06:31 UTCEPSS rescore
  15. 2026-07-03 10:45 UTCEG score recompute
  16. 2026-07-03 10:45 UTCGHSA enrichment
  17. 2026-07-02 11:02 UTCEG score recompute
  18. 2026-07-02 11:02 UTCGHSA enrichment
  19. 2026-07-01 15:07 UTCEPSS rescore
  20. 2026-07-01 11:08 UTCEG score recompute
  21. 2026-07-01 11:08 UTCGHSA enrichment
  22. 2026-06-30 11:43 UTCEG score recompute
  23. 2026-06-30 11:43 UTCGHSA enrichment
  24. 2026-06-29 14:06 UTCEPSS rescore
  25. 2026-06-29 12:18 UTCEG score recompute
Show 19 more
  1. 2026-06-29 12:18 UTCGHSA enrichment
  2. 2026-06-28 14:07 UTCEPSS rescore
  3. 2026-06-28 12:53 UTCEG score recompute
  4. 2026-06-28 12:53 UTCGHSA enrichment
  5. 2026-06-28 04:56 UTCEPSS rescore
  6. 2026-06-28 04:56 UTCEPSS rescore
  7. 2026-06-27 13:28 UTCEG score recompute
  8. 2026-06-27 13:28 UTCGHSA enrichment
  9. 2026-06-27 03:08 UTCEPSS rescore
  10. 2026-06-26 14:02 UTCEG score recompute
  11. 2026-06-26 14:02 UTCGHSA enrichment
  12. 2026-06-25 14:37 UTCEG score recompute
  13. 2026-06-25 14:37 UTCGHSA enrichment
  14. 2026-06-25 13:49 UTCEPSS rescore
  15. 2026-06-24 15:11 UTCEG score recompute
  16. 2026-06-24 15:11 UTCGHSA enrichment
  17. 2026-06-24 14:05 UTCEPSS rescore
  18. 2026-06-23 15:46 UTCEG score recompute
  19. 2026-06-23 15:45 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-56695?
CVE-2026-56695 is a medium vulnerability published on June 23, 2026. OpenHarness ohmo gateway /resume and /summary slash commands default remote_invocable to True, allowing admitted remote senders to enumerate and load arbitrary session snapshots by ID. Attackers can exploit this to access victim snapshots containing private prompts, credentials, tool output, and…
When was CVE-2026-56695 disclosed?
CVE-2026-56695 was first published in the National Vulnerability Database on June 23, 2026, with the most recent update on June 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-56695 actively exploited?
CVE-2026-56695 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 13.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-56695?
CVE-2026-56695 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2026-56695?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-56695, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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