CVE-2025-53636

Open OnDemand Shell App closed websocket DoS

MEDIUM
5.4
CVSS Score
Published: July 11, 2025 at 09:20 PM UTC
Updated: June 17, 2026 at 09:38 AM UTC
1 product affected across 1 vendorOpen Ondemand

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 3.1.14v < 4.0.6
Affected range stops below 3.1.14, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.0.6, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.4MEDIUMGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
LOW
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-400CWE-779

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