CVE-2026-31908 — Apache APISIX: forward auth plugin allows header injection

CVE-2026-31908

Apache APISIX: forward auth plugin allows header injection PUBLISHED

Description (CNA)

Header injection vulnerability in Apache APISIX. The attacker can take advantage of certain configuration in forward-auth plugin to inject malicious headers. This issue affects Apache APISIX: from 2.12.0 through 3.15.0. Users are recommended to upgrade to version 3.16.0, which fixes the issue.

Affected (CNA)

Vendor / product	Versions
Apache Software Foundation / Apache APISIX	affected 2.12.0 through 3.15.0

CWE

CWE-75

References

https://lists.apache.org/thread/sob643s5lztov7x579j8o0c444t36n6b

ADP enrichment

CVE

No English description supplied.

http://www.openwall.com/lists/oss-security/2026/04/14/3

CISA-ADP

No English description supplied.

No references supplied.