Apache APISIX: Openid-connect `tls_verify` field is disabled by default

published 2026-04-14 6 mo ago modified 2026-10-26 13 d ago also BIT-apisix-2026-31923 , EUVD-2026-22239

cvss: 7.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 16%
public exploits: 0; none known

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 3.15.0.

Users are recommended to upgrade to version 3.16.0, which fixes the issue.

Patch / fix

fixed in 1

bitnami apisix 3.16.0

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 6 mo ago (2026-04-14)

Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
OSV	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem	package	affected	fixed in
bitnami	apisix	>=0.7.0, <3.16.0	3.16.0

Affected products

Apache Software Foundation Apache APISIX

Classification

Weakness

CWE-319 Cleartext Transmission of Sensitive Information

References

lists.apache.org /thread/0pjs72l7qj83j3srw1l1toyj24bsgkds
vendor-advisory, mailing-list, advisory
openwall.com /lists/oss-security/2026/04/14/1
mailing-list, third-party-advisory, advisory
nvd.nist.gov /vuln/detail/CVE-2026-31923
web

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary