# The Libreswan Project vulnerabilities

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

Junglewise Threat Intelligence has tracked 3 vulnerabilities in The Libreswan Project: 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-2026-50722, was published on 2 July 2026. 1 technology has a page of its own.

## Counts

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

## About The Libreswan Project

The Libreswan Project is an open-source community that maintains the Libreswan VPN software suite.

## Latest The Libreswan Project vulnerabilities

- [CVE-2026-50722: Libreswan signature verification bypass and DoS in IKEv2 AUTH payload](https://junglewise.ai/threats/cve-2026-50722-libreswan-signature-verification-bypass-and-dos-in-ikev2-auth) (high, CVSS 8.1, published 2 Jul 2026)
- [CVE-2026-50721: Libreswan improper signature verification in IKEv1 RSA authentication](https://junglewise.ai/threats/cve-2026-50721-libreswan-improper-signature-verification-in-ikev1-rsa) (high, CVSS 8.1, published 2 Jul 2026)
- [CVE-2026-12413: Libreswan pluto daemon denial of service in IKEv2 fragmentation](https://junglewise.ai/threats/cve-2026-12413-libreswan-pluto-daemon-denial-of-service-in-ikev2-fragmentation) (high, CVSS 7.5, published 2 Jul 2026)

## Most severe The Libreswan Project vulnerabilities

- [CVE-2026-50722: Libreswan signature verification bypass and DoS in IKEv2 AUTH payload](https://junglewise.ai/threats/cve-2026-50722-libreswan-signature-verification-bypass-and-dos-in-ikev2-auth) (high, CVSS 8.1, published 2 Jul 2026)
- [CVE-2026-50721: Libreswan improper signature verification in IKEv1 RSA authentication](https://junglewise.ai/threats/cve-2026-50721-libreswan-improper-signature-verification-in-ikev1-rsa) (high, CVSS 8.1, published 2 Jul 2026)
- [CVE-2026-12413: Libreswan pluto daemon denial of service in IKEv2 fragmentation](https://junglewise.ai/threats/cve-2026-12413-libreswan-pluto-daemon-denial-of-service-in-ikev2-fragmentation) (high, CVSS 7.5, published 2 Jul 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 |

## The Libreswan Project technologies

- [The Libreswan Project Libreswan](https://junglewise.ai/threats/technologies/libreswan): 4 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, "The Libreswan Project vulnerabilities", https://junglewise.ai/threats/vendors/the-libreswan-project, 9 November 2026.