Low 2.3Published Jun 19, 2026

CVE-2026-49231Apache APISIX: Identity spoofing issue in APISIX opa plugin

Updated under an hour ago (Oct 26, 2026, 1:40 PM ET)

Does this affect you?

It affects Apache Software Foundation Apache APISIX and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for Apache Software Foundation Apache APISIX

Exploited in the last 30 days

Authentication Bypass by Spoofing vulnerability in opa plugin. An attacker could relay spoofed identity headers to upstream capitalising on non-default configuration in opa plugin. This could allow the attacker to assume higher privileges on the upstream service. This issue affects Apache APISIX: from 3.5.0 through 3.16.0. Users are recommended to upgrade to version 3.17.0, which fixes the issue.

CVSS: 2.3 LOW (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Weakness (CWE): CWE-290
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: Analyzed
Record last updated: Jun 22, 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 3.5.0 through 3.16.0	CNA record
apache apisix apache:apisix	from 3.5.0 before 3.17.0	NVD

References

References

https://lists.apache.org/thread/s1jd1vxm59p6ghx47xhmpjdk1cobo4hn	vendor-advisory, mailing-list
http://www.openwall.com/lists/oss-security/2026/06/19/13	third-party-advisory

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.