{"id":"AZL-81822","summary":"CVE-2026-27447 affecting package cups for versions less than 2.4.17-1","details":"OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, CUPS daemon (cupsd) contains an authorization bypass vulnerability due to case-insensitive username comparison during authorization checks. The vulnerability allows an unprivileged user to gain unauthorized access to restricted operations by using a user with a username that differs only in case from an authorized user. At time of publication, there are no publicly available patches.","modified":"2026-08-28T17:47:34.410481031Z","published":"2026-04-03T22:16:25Z","upstream":["CVE-2026-27447"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27447"}],"affected":[{"package":{"name":"cups","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/cups"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.17-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-81822.json"}}],"schema_version":"1.9.0"}