Medium 6.4Published Oct 1, 2026

CVE-2026-94212Apache APISIX: unauthenticated impersonation issue in saml-auth

Updated under an hour ago (2026-10-19 09:50 UTC)

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It affects Apache Software Foundation Apache APISIX. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Apache Software Foundation Apache APISIX

Exploited in the last 30 days

Improper verification of cryptographic signature vulnerability in Apache APISIX. Any unauthenticated attacker could impersonate any user on every route protected by the saml-auth plugin under default configuration. This issue affects Apache APISIX: from 3.17.0 through 3.18.0. Users are recommended to upgrade to version 3.19.0, which fixes the issue.

CVSS: 6.4 MEDIUM (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N
Weakness (CWE): CWE-347
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: apache
NVD analysis: Deferred
Record last updated: Oct 1, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Apache Software Foundation Apache APISIX apache_software_foundation:apache_apisix (from the name)	from 3.17.0 through 3.18.0	CNA record

References

https://lists.apache.org/thread.html/1230fnojnmc7bfz3n0nkt7tkcld9d1scvendor-advisory
http://www.openwall.com/lists/oss-security/2026/10/01/4

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.