CVE-2025-45768

Name: CVE-2025-45768
Creator: NVD / NIST
Published: 2025-07-31T21:15:27.32+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7/10EPSS 0.15%

Last modified Jun 17, 2026

CVE-2025-45768 is a high-severity vulnerability rated 7/10 on the CVSS scale. 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).. EPSS estimates a 0.15% chance of exploitation in the next 30 days.

Description

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).

Metrics

CVSS 3.1

7/10

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

EPSS Probability

0.15%

4.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-311

Affected Software

Vendor	Product	Versions
Pyjwt Project	Pyjwt	2.10.1

References

https://gist.github.com/ZupeiNie/6f65e564f2067b876321d3dfdbb76569Issue Tracking
https://github.com/jpadillaProduct
https://github.com/jpadilla/pyjwtProduct

Timeline

Published: Jul 31, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-45768?

How severe is CVE-2025-45768?

CVE-2025-45768 has a CVSS score of 7/10 (HIGH severity). The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.

How do I fix CVE-2025-45768?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-45768?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST