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n8n: Prototype Pollution via Workflow Structure Summary Can Lead to Denial of Service

n8n: Prototype Pollution via Workflow Structure Summary Can Lead to Denial of Service

CVE-2026-86078Published 5 days agoUpdated 5 days agoSource: OSV

Affected packages

  • n8n

Exploit signal

Known exploited (CISA KEV)
No
EPSS score
—
EPSS percentile
—

EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.

Sources

Structured record: https://osv.dev/vulnerability/GHSA-679f-58pq-4v2c

Recommended response stack

Snyk — Scan your dependencies in CI and fix this vulnerability.→Socket — Detect malicious and compromised packages before they ship.→

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n8n: Prototype Pollution via Workflow Structure Summary Can Lead to Denial of Service | HackTribune