highclosedpatched

Kestra Kestra OSS: Kestra OSS OS Command Injection Vulnerability

› Kestra Kestra OSS

last updated Sep 2, 2026

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started: Sep 2, 2026
closed: Sep 2, 2026
CVEs: 1
sources: 3

## summary

Kestra OSS contains an OS command injection vulnerability that could allow an unauthenticated remote attacker to create and execute arbitrary workflows without credentials. Added to CISA KEV on 2026-09-02.

severity: Actively exploited (CISA KEV)

## cve ids[1]

CVE-2026-49869

## affected

See vendor advisory / CISA notes (versions not always listed in KEV feed)

## fixed in

See vendor advisory linked in sources

## timeline[1]

Sep 2, 2026
CISA added CVE-2026-49869 to the KEV catalog (due 2026-09-05).

## advisories[3]

## notes & caveats

Derived from CISA KEV JSON feed catalogVersion 2026.10.21. Exact affected/fixed version strings are not always in the KEV record — verify against the vendor advisory URL. startedAt uses dateAdded (exploitation may have begun earlier).

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