CVE-2026-49940

6.5 mediumEPSS 0.2%

Medium (6.5) in rrwo net\. EPSS 0.2% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 9% of CVEs (scores of 2026-10-31)
CWE: CWE-1289
Published: 2026-06-04
Modified: 2026-07-22
Record from: the NVD, synced 2026-10-19

Affected

rrwo:net\

References

https://metacpan.org/release/RRWO/Net-CIDR-Set-0.21/changes
https://nvd.nist.gov/vuln/detail/CVE-2025-40911

Check your stack JSON