CVE-2026-45191

Net::CIDR::Lite (Perl) is affected in versions before 0.24. The flaw is in CIDR mask handling: extraneous zero characters in masks are not properly validated, causing /00 and /01 (and other zero-padded forms) to pass validation and be parsed to the same prefix as the unpadded value, potentially a...

CVE-2026-45191

Net::CIDR::Lite versions before 0.24 for Perl does not properly consider extraneous zero characters in CIDR mask values, which may allow IP ACL bypass. Mask forms like "/00" and "/01" pass validation and parse to the same prefix as their unpadded value. See also CVE-2026-45190...