Resource exhaustion in gotenberg - CVE-2026-42594
Published: May 5, 2026
Vulnerability identifier: #VU129636
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-42594
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to improper resource management in echo.Context pool reuse when handling webhook requests asynchronously in a goroutine. A remote attacker can send a specially crafted request to cause a denial of service.
Affected software
gotenberg
How to mitigate CVE-2026-42594
Install security update from vendor's website.
gotenberg - update to 8.32.0