py-libp2p before 0.2.3 allows a peer to cause a denial of service (resource consumption) via a large RSA key.
https://github.com/libp2p/py-libp2p/pull/531/files
https://github.com/libp2p/py-libp2p/issues/526
https://github.com/libp2p/py-libp2p/compare/v0.2.2...v0.2.3
Source: Mitre, NVD
Published: 2025-07-14
Updated: 2025-07-15
Base Score: 4
Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:P
Severity: Medium
Base Score: 4.3
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
EPSS: 0.00036