SEPTEMBER 17, 2026
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Case File

CVE-2026-91080

HIGH · CVSS 7.5 EPSS 0.59% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-14 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

The vulnerability allows unauthenticated attackers to exploit webhook functionality in versions up to 2.8.3 by sending oversized request bodies, leading to potential out-of-memory conditions that can crash the service. Organizations using this affected webhook feature should prioritize remediation to prevent service disruptions and potential denial-of-service attacks. Immediate action is recommended for those managing applications that rely on this functionality.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-91080
Severity
HIGH
CVSS
7.5
EPSS
0.59%

Original NVD 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.