AI Threat Watch

Case n8n-cve-2025-68613-kevAI supply chainWorldwide

CISA confirms active exploitation of max-severity n8n expression injection RCE

CISA added CVE-2025-68613, a CVSS 9.9 expression-injection flaw in n8n's workflow engine, to its KEV catalog; over 24,700 unpatched instances were exposed, each typically holding cloud keys, OAuth tokens and database passwords.

CriticalAttack on AIStatus: PatchedVerified case file

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Reported
Mar 11, 2026
Location
Worldwide
Target
Self-hosted n8n AI workflow automation servers
Severity
Critical
Triggered by
Unknown
Actor type
Unknown
Reported loss
None reported
CVE
CVE-2025-68613

What happened

CISA added CVE-2025-68613, a CVSS 9.9 expression-injection flaw in n8n's workflow engine, to its KEV catalog; over 24,700 unpatched instances were exposed, each typically holding cloud keys, OAuth tokens and database passwords.

Impact: Full takeover of vulnerable instances with access to secrets and the ability to modify workflows; Resecurity estimated over 103,000 of 230,000 active users were vulnerable

Who triggered it

Actor: Unknown

Attribution: CISA confirmed in-the-wild exploitation without naming actors; no public details of the attacks

Motive: Unknown; access to n8n yields stored credentials for connected SaaS, cloud and AI services

How it happened

Attack vector: Authenticated low-privilege user injects payloads into workflow expressions that execute without isolation, gaining code execution as the n8n process

Root cause: Insufficiently sandboxed expression evaluation in n8n versions 0.211.0 through 1.122.0

Timeline

  1. n8n publishes advisory GHSA-v98v-ff95-f3cp and fixes in 1.120.4, 1.121.1 and 1.122.0
  2. Shadowserver counts more than 24,700 unpatched instances online
  3. CISA adds CVE-2025-68613 to KEV with a March 25 federal deadline

Response

Vendor patch available since December 2025; CISA ordered federal agencies to remediate by March 25, 2026

Current status: Patched

Sources (open in a new tab)

Cite this case

CISA confirms active exploitation of max-severity n8n expression injection RCE. AI Threat Watch, case n8n-cve-2025-68613-kev, Mar 11, 2026. https://aithreat.io/cases/n8n-cve-2025-68613-kev/

Permanent link: https://aithreat.io/cases/n8n-cve-2025-68613-kev/

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