Medium 5.3Published Oct 1, 2026

CVE-2026-82806Apache APISIX: cross-request permission pollution via static permission list mutation

Updated under an hour ago (2026-10-19 10:00 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

Exposure of data element to wrong session vulnerability in Apache APISIX. This issue affects Apache APISIX: from 2.3.0 before 3.7.0. Under a supported authz-keycloak configuration, a request's authorization scope could persist into later requests on the same route, leading to unintended authorization expansion and inconsistent access-control decisions. Users are recommended to upgrade to version 3.7.0 or higher, which fixes the issue.

CVSS: 5.3 MEDIUM (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Weakness (CWE): CWE-488
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 2.3.0 before 3.7.0	CNA record

References

https://lists.apache.org/thread.html/wvkv2b4oy2fh9v79d30gtsy0bhqmzcddvendor-advisory
http://www.openwall.com/lists/oss-security/2026/10/01/3

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.