Cyber Resilience

CVE-2026-43585

CriticalPublic PoC

Published: 06 May 2026

Published
06 May 2026
Modified
07 May 2026
KEV Added
—
Patch
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CVSS Score v4 9.2 CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0054 41.4th percentile
Risk Priority 70 floored blend · peak EPSS

Summary

CVE-2026-43585 is a critical-severity Operation on a Resource after Expiration or Release (CWE-672) vulnerability in Openclaw Openclaw. Its CVSS base score is 9.2 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Valid Accounts (T1078); ranked at the 41.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

OpenClaw before 2026.4.15 captures resolved bearer-auth configuration at startup, allowing revoked tokens to remain valid after SecretRef rotation. Gateway HTTP and WebSocket handlers fail to re-resolve authentication per-request, enabling attackers to use rotated-out bearer tokens for unauthorized gateway access.

CWE(s)
CWE-672

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1078 Valid Accounts Stealth
Adversaries may obtain and abuse credentials of existing accounts as a means of gaining Initial Access, Persistence, Privilege Escalation, or Defense Evasion.
attack.mitre.org →
T1550.001 Application Access Token Lateral Movement
Adversaries may use stolen application access tokens to bypass the typical authentication process and access restricted accounts, information, or services on remote systems.
attack.mitre.org →
Why these techniques?

Vulnerability permits continued use of rotated/revoked bearer tokens for gateway access, directly enabling use of valid accounts and application access tokens for unauthorized access.

Confidence: MEDIUM · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

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CVE-2026-28477Same product: Openclaw Openclaw
CVE-2026-27646Same product: Openclaw Openclaw
CVE-2026-32924Same product: Openclaw Openclaw
CVE-2026-42431Same product: Openclaw Openclaw
CVE-2026-27523Same product: Openclaw Openclaw
CVE-2026-28463Same product: Openclaw Openclaw

Affected Assets

openclaw
openclaw
≤ 2026.4.15

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References