Vulnerability · Published Jul 11, 2025 · Assigned by GitHub_M
CVE-2025-53636Open OnDemand Shell App closed websocket DoS
Medium 5.4
In plain English
A medium-severity uncontrolled resource consumption in ondemand from OSC. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 27% of all known vulnerabilities).
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.3%top 72.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Open OnDemand is an open-source HPC portal. Users can flood logs by interacting with the shell app and generating many errors. Users who flood logs can create very large log files causing a Denial of Service (DoS) to the ondemand system. This vulnerability is fixed in 3.1.14 and 4.0.6.
Affected products (as reported)
Weakness: CWE-400, CWE-779 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L