What is CVE-2026-31923?

CVE-2026-31923 is a high-severity vulnerability in Apache Apisix, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.5/10. Published 2026-04-14.

How severe is CVE-2026-31923?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Apache Apisix

CVE-2026-31923

Cleartext Transmission of Sensitive Information vulnerability in Apache APISIX. This can occur due to `ssl_verify` in openid-connect plugin configuration being set to false by default. This issue affects Apache APISIX: from 0.7 through 3…

EPSS: 0.003 (16.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Apache Apisix
Apache Software Foundation Apisix — versions 0.7

Weakness classification (CWE)

CWE-319 — Cleartext Transmission of Sensitive Information

References

security@apache.org (vendor-advisory, Mailing List, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2026-31923?: CVE-2026-31923 is a high-severity vulnerability in Apache Apisix, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.5/10. Published 2026-04-14.
How severe is CVE-2026-31923?: High severity. CVSS v3 base score is 7.5 out of 10.