Vulnerability Description
When loading a plist file, the plistlib module reads data in size specified by the file itself, meaning a malicious file can cause OOM and DoS issues
CVSS Score
5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Python | Python | < 3.13.10 |
Related Weaknesses (CWE)
References
- https://github.com/python/cpython/commit/568342cfc8f002d9a15f30238f26b9d2e0e7903
- https://github.com/python/cpython/commit/5a8b19677d818fb41ee55f310233772e15aa1a2Patch
- https://github.com/python/cpython/commit/694922cf40aa3a28f898b5f5ee08b71b4922df7Patch
- https://github.com/python/cpython/commit/71fa8eb8233b37f16c88b6e3e583b461b205d1bPatch
- https://github.com/python/cpython/commit/b64441e4852383645af5b435411a6f849dd1b4cPatch
- https://github.com/python/cpython/commit/cefee7d118a26ef6cd43db59bb9d98ca9a33111
- https://github.com/python/cpython/issues/119342Issue TrackingPatch
- https://github.com/python/cpython/pull/119343Issue TrackingPatch
- https://mail.python.org/archives/list/[email protected]/thread/2X5IBCVendor Advisory
FAQ
What is CVE-2025-13837?
CVE-2025-13837 is a vulnerability with a CVSS score of 5.5 (MEDIUM). When loading a plist file, the plistlib module reads data in size specified by the file itself, meaning a malicious file can cause OOM and DoS issues
How severe is CVE-2025-13837?
CVE-2025-13837 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-13837?
Check the references section above for vendor advisories and patch information. Affected products include: Python Python.