CyberRota Analysis
This is a high severity vulnerability with a CVSS score of 7.5. It affects Nginx.
CVE
CVE-2026-27651
Severity
HIGH
CVSS
7.5
EPSS
0.94%
Nginx
Original NVD Description
When the ngx_mail_auth_http_module module is enabled on NGINX Plus or NGINX Open Source, undisclosed requests can cause worker processes to terminate. This issue may occur when (1) CRAM-MD5 or APOP authentication is enabled, and (2) the authentication server permits retry by returning the Auth-Wait response header. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Related CVEs
Other vulnerabilities affecting the same vendor(s)