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vulnerability

CVE-2026-58138

NVD CRITICAL 9.8 · published 2026-06-30 · 1 on the wire

Orkes Conductor 3.21.21 before 3.30.2 contains an unauthenticated remote code execution vulnerability that allows remote attackers to execute arbitrary OS commands by submitting inline workflow definitions containing malicious JavaScript or Python expressions to the workflow API endpoint prior to authentication. Attackers can exploit unsandboxed GraalVM evaluators configured with HostAccess.ALL or allowAllAccess(true) through INLINE, LAMBDA, DO_WHILE, and SWITCH task types to invoke arbitrary system commands via Java reflection or direct subprocess calls.

Exploited in the wild

Not on KEV

Not in CISA's Known Exploited Vulnerabilities catalogue as of the last daily pull. Absence is not proof of safety.

EPSS · 30-day forecast

9%

Chance of exploitation in the next 30 days, 95th percentile of all CVEs. A forecast; KEV outranks it.

CVSS · NVD

9.8

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Internet exposure

No exposure census on this CVE's dispatches.

On the wire1
References
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