A reachable assertion vulnerability exists in the Matter SDK (connectedhomeip) before 1.4.0, in the interaction model command processing logic. When an InvokeCommandRequest is sent to a nonexistent endpoint and cluster (e.g., 0x34), the code incorrectly treats the endpoint as valid due to missing checks in CodegenDataModelProvider::Invoke. This causes a VerifyOrDie failure in ProcessCommandDataIB and results in a crash (SIGABRT). The issue has been acknowledged and fixed in a later revision (PR #37207).
CVE-2025-56365
Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-07-15. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.5; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EG Risk
- 65(Attend)EG Risk 65/100SSVC: Attend
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity75% × 45%Exploitation40% × 40%Automatability100% × 15%Action: Remediate soon — notable exploitation risk. - EPSS PROB
- 1%
- EPSS %ILE
- 48%
- KEV
- Not listed
Published
July 14, 2026
Last Modified
July 17, 2026
Advisory Details (3)
Auto-updated Jul 15, 2026[BUG] Crash in ProcessCommandDataIB due to incorrect endpoint validation and VerifyOrDie assertion · Issue #37184 · project-chip/connectedhomeip · GitHub
https://github.com/project-chip/connectedhomeip/issues/37184Validate for a valid cluster path when Invoke is called
Fix merged in project-chip/connectedhomeip PR #37207 on 2025-01-31 — awaiting tagged release
https://github.com/project-chip/connectedhomeip/pull/37207GitHub - project-chip/connectedhomeip: Matter (formerly Project CHIP) creates more connections between more objects, simplifying development for manufacturers and increasing compatibility for consumers, guided by the Connectivity Standards Alliance. · GitHub
https://github.com/project-chip/connectedhomeip/Vendor Advisories for CVE-2025-56365(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 14× in last 7d / 74× 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.
Showing the most recent 100 of 203 total refreshes for this CVE.
- 2026-09-19 15:42 UTCEPSS rescore
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- 2026-09-06 13:48 UTCEG score recompute
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- 2026-08-31 05:57 UTCGHSA enrichment
- 2026-08-30 19:16 UTCEPSS rescore
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- 2026-08-30 05:27 UTCEG score recompute
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- 2026-08-27 00:41 UTCEG score recompute
- 2026-08-27 00:41 UTCGHSA enrichment
- 2026-08-26 14:45 UTCEPSS rescore
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- 2026-08-23 05:13 UTCEG score recompute
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- 2026-08-23 00:18 UTCEPSS rescore
- 2026-08-22 18:24 UTCGHSA enrichment
- 2026-08-22 07:35 UTCEG score recompute
- 2026-08-22 07:35 UTCGHSA enrichment
- 2026-08-21 23:48 UTCEPSS rescore
- 2026-08-21 20:45 UTCGHSA enrichment
- 2026-08-21 09:56 UTCGHSA enrichment
- 2026-08-20 23:07 UTCEG score recompute
- 2026-08-20 23:07 UTCGHSA enrichment
- 2026-08-20 22:54 UTCEPSS rescore
- 2026-08-20 12:18 UTCGHSA enrichment
- 2026-08-20 01:07 UTCEG score recompute
- 2026-08-20 01:07 UTCGHSA enrichment
- 2026-08-19 17:03 UTCEPSS rescore
- 2026-08-19 07:18 UTCGHSA enrichment
- 2026-08-18 20:26 UTCEG score recompute
- 2026-08-18 20:25 UTCGHSA enrichment
- 2026-08-18 13:47 UTCEPSS rescore
- 2026-08-18 02:43 UTCGHSA enrichment
- 2026-08-17 15:54 UTCEG score recompute
- 2026-08-17 15:54 UTCGHSA enrichment
- 2026-08-17 13:46 UTCEPSS rescore
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- 2026-08-15 09:49 UTCEG score recompute
- 2026-08-15 09:49 UTCGHSA enrichment
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- 2026-08-14 23:00 UTCGHSA enrichment
- 2026-08-14 12:11 UTCGHSA enrichment
- 2026-08-14 01:22 UTCEG score recompute
Frequently asked(5)
What is CVE-2025-56365?
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Dependency Blast Radius
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