{"id":"AZL-80771","summary":"CVE-2026-27651 affecting package nginx for versions less than 1.28.3-1","details":"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.","modified":"2026-08-28T17:47:54.881728211Z","published":"2026-03-24T15:16:32Z","upstream":["CVE-2026-27651"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27651"}],"affected":[{"package":{"name":"nginx","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/nginx"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.28.3-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-80771.json"}}],"schema_version":"1.9.0"}