Is there a public exploit for CVE-2026-8634?

No public exploit for CVE-2026-8634 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-8634?

CVE-2026-8634 scores CVSS 9.3 (v4.0), rated critical. EPSS puts the chance of exploitation in the next 30 days at 0.96%.

What does CVE-2026-8634 affect?

CVE-2026-8634 affects OpenClaw crabbox.

9.3 Critical

Crabbox prior to v0.12.0 contains an environment variable exposure vulnerability that allows attackers with access to a malicious or…

CVE-2026-8634

Crabbox prior to v0.12.0 contains an environment variable exposure vulnerability that allows attackers with access to a malicious or compromised repository to forward local secrets such as API tokens, cloud credentials, and broker tokens into the remote command environment. Attackers can exploit overly permissive environment variable allowlisting in repo-local Crabbox configuration to serialize sensitive environment variables into remote command execution, exposing credentials to the remote environment.

Assessment

CVSS: 9.3 (v4.0)
Severity: Critical
EPSS: 0.96% chance of exploitation in the next 30 days
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 14 May 2026
Last updated: 8 November 2026
Affected: OpenClaw · crabbox
Assigner: VulnCheck

CVSS vectorCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

At the source

EUVD (ENISA)

References

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