CVEvulnerability
CVE-2026-49940
6.5 MEDIUM
Official page ↗
- Status
- Analyzed
- Published
- 2026-06-04
- Last modified
- 2026-07-22
- Assigner
- 9b29abf9-4ab0-4765-b253-1875cd9b441e
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- Weaknesses
- CWE-1289
Description
Net::CIDR::Set versions through 0.20 for Perl accept non-ASCII IP addresses and netmasks.
Unicode digits such as the Arabic-Indic One (U+0661) were accepted but not properly parsed as numbers. This could allow network masks to accept larger networks.
Affected configurations
• rrwo net\ \ (< 0.21)
Related
Weakness · CWE (1)
- CWE-1289 Improper Validation of Unsafe Equivalence in Input weakness
References
- https://metacpan.org/release/RRWO/Net-CIDR-Set-0.21/changes Release Notes
- https://nvd.nist.gov/vuln/detail/CVE-2025-40911 Third Party Advisory, US Government Resource