# CPAN Net::CIDR::Lite vulnerabilities

Source: https://junglewise.ai/threats/technologies/net-cidr-lite  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/net-cidr-lite.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in CPAN Net::CIDR::Lite: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-45190, was published on 10 May 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 3 (0 critical, 0 exploited in the wild)

## About CPAN Net::CIDR::Lite

Perl library for manipulating CIDR blocks and performing efficient IP address range calculations.

## Latest CPAN Net::CIDR::Lite vulnerabilities

- [CVE-2026-45190: STIGTSP Net::CIDR::Lite IP ACL bypass via improper input validation](https://junglewise.ai/threats/cve-2026-45190-stigtsp-net-cidr-lite-ip-acl-bypass-via-improper-input-validation) (medium, CVSS 6.5, published 10 May 2026)
- [CVE-2026-40199: Net::CIDR::Lite IP ACL bypass via IPv4-mapped IPv6 mishandling](https://junglewise.ai/threats/cve-2026-40199-net-cidr-lite-ip-acl-bypass-via-ipv4-mapped-ipv6-mishandling) (medium, CVSS 6.5, published 10 Apr 2026)
- [CVE-2026-40198: Net::CIDR::Lite IP ACL bypass via improper IPv6 validation](https://junglewise.ai/threats/cve-2026-40198-net-cidr-lite-ip-acl-bypass-via-improper-ipv6-validation) (high, CVSS 7.5, published 10 Apr 2026)

## Most severe CPAN Net::CIDR::Lite vulnerabilities

- [CVE-2026-40198: Net::CIDR::Lite IP ACL bypass via improper IPv6 validation](https://junglewise.ai/threats/cve-2026-40198-net-cidr-lite-ip-acl-bypass-via-improper-ipv6-validation) (high, CVSS 7.5, published 10 Apr 2026)
- [CVE-2026-45190: STIGTSP Net::CIDR::Lite IP ACL bypass via improper input validation](https://junglewise.ai/threats/cve-2026-45190-stigtsp-net-cidr-lite-ip-acl-bypass-via-improper-input-validation) (medium, CVSS 6.5, published 10 May 2026)
- [CVE-2026-40199: Net::CIDR::Lite IP ACL bypass via IPv4-mapped IPv6 mishandling](https://junglewise.ai/threats/cve-2026-40199-net-cidr-lite-ip-acl-bypass-via-ipv4-mapped-ipv6-mishandling) (medium, CVSS 6.5, published 10 Apr 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other CPAN technologies

- [CPAN Text::CSV XS](https://junglewise.ai/threats/technologies/cpan-text-csv-xs): 7 vulnerabilities
- [Cpanel::JSON::XS](https://junglewise.ai/threats/technologies/cpanel-json-xs): 7 vulnerabilities
- [CPAN Net::IDN::Punycode](https://junglewise.ai/threats/technologies/net-idn-punycode): 5 vulnerabilities
- [CPAN YAML-Syck](https://junglewise.ai/threats/technologies/yaml-syck): 3 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "CPAN Net::CIDR::Lite vulnerabilities", https://junglewise.ai/threats/technologies/net-cidr-lite, 9 November 2026.