CVE-2025-45768: pyjwt (CVSS 7)

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).

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CVSS v3.1 Score

7.0

HIGH

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

Weakness Type (CWE)

CWE-311 CWE-311

Affected Products

Vendor	Product	Versions
pyjwt_project	pyjwt	All

References

Other References

https://gist.github.com/ZupeiNie/6f65e564f2067b876321d3dfdbb76569 https://github.com/jpadilla https://github.com/jpadilla/pyjwt

Frequently Asked Questions

What is CVE-2025-45768? +

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). It has a CVSS v3.1 base score of 7.0 (HIGH).

How severe is CVE-2025-45768? +

CVE-2025-45768 has a CVSS v3.1 score of 7.0 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-45768? +

CVE-2025-45768 affects products from pyjwt_project, specifically: pyjwt. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-45768? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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