Operation on a Resource after Expiration or Release in Gotify Server - #VU146539
Published: September 1, 2026
Vulnerability identifier: #VU146539
CSH Severity: Medium
CVSS v4: 6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-672
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to the WebSocket stream module can close its underlying message channel prematurely. A remote user can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Affected software
Gotify Server
Remediation
Install updates from vendor's website.
Gotify Server - update to 3.1.0