CVE-2022-29266: apisix/jwt-auth may leak secrets in error response

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 8.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-04-20 · updated 2026-06-17
Weakness: CWE-209

Description

In APache APISIX before 3.13.1, the jwt-auth plugin has a security issue that leaks the user's secret key because the error message returned from the dependency lua-resty-jwt contains sensitive information.

Affected products

Apache Software Foundation Apache APISIX: before 2.13.1 — fixed in 2.13.1

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache APISIX 2.13.1. Check the vendor advisory for mitigations.

References

http://www.openwall.com/lists/oss-security/2022/04/20/1
https://lists.apache.org/thread/6qpfyxogbvn18g9xr8g218jjfjbfsbhr
http://www.openwall.com/lists/oss-security/2022/04/20/1
https://lists.apache.org/thread/6qpfyxogbvn18g9xr8g218jjfjbfsbhr

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