Deserialization in Miguelgrinberg Python-socketio
CVE-2025-61765
python-socketio is a Python implementation of the Socket.IO realtime client and server. A remote code execution vulnerability in python-socketio versions prior to 5.14.0 allows attackers to execute arbitrary Python code through malicious p…
Vulnerability class: Insecure Deserialization
EPSS: 0.004 (36.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L.
Affected products
- Miguelgrinberg Python-socketio — versions >= 0.8.0, < 5.14.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-61765?
- CVE-2025-61765 is a medium-severity vulnerability in Miguelgrinberg Python-socketio, classified under Deserialization of Untrusted Data. CVSS score: 6.4/10. Published 2025-10-06.
- How severe is CVE-2025-61765?
- Medium severity. CVSS v3 base score is 6.4 out of 10.
- Is CVE-2025-61765 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.