CVE-2025-45768: Pyjwt Project Pyjwt

High severity, CVSS 7.0. EPSS: 0.2% chance of exploitation in the next 30 days.

pyjwt v2.10.1 was discovered to contain weak encryption. NOTE: this is disputed by the Supplier because the key length is chosen by the application that uses the library (admittedly, library users may benefit from a minimum value and a mechanism for opting in to strict enforcement).

Affected products

• Pyjwt Project Pyjwt: version 2.10.1 only

Published 2025-07-31. Last modified 2026-06-17.