Which versions of Python are affected by CVE-2025-4894?

Organizations using calmkart Django-sso-server should be aware of moderate risk from CVE-2025-4894 rated CVSS 6.3. Exploitation could compromise the security of affected deployments.

Is there a public PoC exploit available for CVE-2025-4894?

Yes, a public proof-of-concept exploit is available for CVE-2025-4894. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2025-4894?

Within 30 days: Identify affected systems running calmkart Django-sso-server and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Python CVE-2025-4894

Q: What is the CVSS score of CVE-2025-4894?

CVE-2025-4894 has a CVSS 4.0 base score of 6.3 (Medium). CVSS vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.1%.

MEDIUM

Cryptographic Issues (CWE-310)

2025-05-18 cna@vuldb.com

Python Information Disclosure Django Sso Server

6.3

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

6.3 MEDIUM

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:42 vuln.today

PoC Detected

Jun 05, 2025 - 19:39 vuln.today

Public exploit code

CVE Published

May 18, 2025 - 20:15 nvd

MEDIUM 6.3

DescriptionCVE.org

A vulnerability classified as problematic was found in calmkart Django-sso-server up to 057247929a94ffc358788a37ab99e391379a4d15. This vulnerability affects the function gen_rsa_keys of the file common/crypto.py. The manipulation leads to inadequate encryption strength. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available.

AnalysisAI

A vulnerability classified as problematic was found in calmkart Django-sso-server up to 057247929a94ffc358788a37ab99e391379a4d15. Rated medium severity (CVSS 6.3), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-310. A vulnerability classified as problematic was found in calmkart Django-sso-server up to 057247929a94ffc358788a37ab99e391379a4d15. This vulnerability affects the function gen_rsa_keys of the file common/crypto.py. The manipulation leads to inadequate encryption strength. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available. Affected products include: Calmkart Django-Sso-Server. Version information: up to 057247929.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.