CVE-2025-45768: PYSEC-2025-183 - pyjwt v2.10.1 was discovered to contain weak encryption. NOTE: this is disputed by the Supplier…

CVE-2025-45768 · Severity: low · CVSS 3.1 · Published 2025-07-31

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).

Technologies: pyjwt (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2025-45768 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-45768 being exploited in the wild.
How severe is CVE-2025-45768?
Low severity, with a CVSS score of 3.1, published 31 July 2025.
Which products and versions are affected?
pyjwt (PyPI) ECOSYSTEM:introduced=0,last_affected=2.10.1.
Is there a fix for CVE-2025-45768?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2025-45768?
Check whether you run pyjwt (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • pyjwt (PyPI) ECOSYSTEM:introduced=0,last_affected=2.10.1

Identifiers

  • CVE-2025-45768
  • PYSEC-2025-183

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