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NVD Vulnerability Details :
CVE-2026-49940
Analyzed
More InfoOfficial Page
Source-9b29abf9-4ab0-4765-b253-1875cd9b441e
View Known Exploited Vulnerability (KEV) details
Published At-04 Jun, 2026 | 17:16
Updated At-08 Jun, 2026 | 16:35

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Type: Secondary
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CPE Matches
rrwo
rrwo
>>net\>>\
cpe:2.3:a:rrwo:net\:\:cidr\:\:set:*:*:*:*:*:perl:*:*
Weaknesses
CWE IDTypeSource
CWE-1289Secondary9b29abf9-4ab0-4765-b253-1875cd9b441e
CWE ID: CWE-1289
Type: Secondary
Source: 9b29abf9-4ab0-4765-b253-1875cd9b441e
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://metacpan.org/release/RRWO/Net-CIDR-Set-0.21/changes9b29abf9-4ab0-4765-b253-1875cd9b441e
Release Notes
https://nvd.nist.gov/vuln/detail/CVE-2025-409119b29abf9-4ab0-4765-b253-1875cd9b441e
Third Party Advisory
US Government Resource
Hyperlink: https://metacpan.org/release/RRWO/Net-CIDR-Set-0.21/changes
Source: 9b29abf9-4ab0-4765-b253-1875cd9b441e
Resource:
Release Notes
Hyperlink: https://nvd.nist.gov/vuln/detail/CVE-2025-40911
Source: 9b29abf9-4ab0-4765-b253-1875cd9b441e
Resource:
Third Party Advisory
US Government Resource
Change History
0Changes found
Details not found