CVE-2026-102267 PyJWT - Open Redirect

PyJWT before 2.14.0 contains an information disclosure caused by unvalidated redirects in PyJWKClient, letting attackers disclose forwarded credentials or substitute verification keys, exploit requires attacker-influenced redirect from trusted JWKS endpoint.

CVSS base score 7.4 /10
High
CISA KEV
Not listed
Public exploit
None known
EPSS
0.16% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Open Redirect
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Published
28 September 2026
Updated
15 October 2026
Weakness
CWE-200

Vendor fix

Update to version 2.14.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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