CVE-2025-29606

4.3 mediumEPSS 0.4%

Medium (4.3). EPSS 0.4% chance of exploitation in the next 30 days. Fixed in libp2p 0.2.3.

py-libp2p before 0.2.3 allows a peer to cause a denial of service (resource consumption) via a large RSA key.

Severity

4.3 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 31% of CVEs (scores of 2026-10-31)
CWE: CWE-770
Published: 2025-07-14
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Advisory	Ecosystem	Package	Affected	Fixed in
GHSA-x8c6-gj59-6rx8	PyPI	libp2p	<0.2.3	0.2.3
PYSEC-2026-1536	PyPI	libp2p	<0.2.3	0.2.3