CVE-2026-45191
MEDIUM SEVERITYCVSS Score & Metrics
Base Score
6.5 / 10
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Vulnerability Description
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.
Mask forms like "/00" and "/01" pass validation and parse to the same prefix as their unpadded value.
See also CVE-2026-45190.
Vulnerability Details
Published Date
Last Modified
CWE ID
CWE-1289
Source
NVD
Vendor
STIGTSP
Product
Net::CIDR::Lite
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