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CVE PROGRAM SOURCE RECORD8.7 High

CVE-2026-91080

webhook through 2.8.3 Memory Exhaustion via Oversized Request Body

Description

webhook through 2.8.3 reads the entire request body into memory before evaluating trigger rules, allowing unauthenticated attackers to exhaust memory by sending oversized bodies. Attackers can send multi-gigabyte request bodies with invalid signatures to trigger out-of-memory conditions and crash the service.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

adnanh webhook

Default version status: unaffected

  • 0 to ≤ 2.8.3affected
pkg:golang/github.com/adnanh/webhook

References