# Warmcat Libwebsockets vulnerabilities

Source: https://junglewise.ai/threats/technologies/libwebsockets  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/libwebsockets.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 5 vulnerabilities in Warmcat Libwebsockets: 0 in the last 7 days and 4 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-114550, was published on 4 November 2026. 2 vulnerabilities in the last four weeks, up 100% on the four before (1). 0 critical against 1.

## Counts

- Last 7 days: 0
- Last 30 days: 1
- Last 90 days: 4
- All time: 5 (1 critical, 0 exploited in the wild)

## About Warmcat Libwebsockets

libwebsockets is a lightweight C library for implementing WebSocket clients and servers.

## Latest Warmcat Libwebsockets vulnerabilities

- [CVE-2026-114550: libwebsockets MQTT PUBACK packet out-of-bounds write](https://junglewise.ai/threats/cve-2026-114550-libwebsockets-mqtt-protocol-puback-packet-handling-out-of-bounds) (high, CVSS 8.1, published 4 Nov 2026)
- [CVE-2026-95114: libwebsockets out-of-bounds read in LEJP parser](https://junglewise.ai/threats/cve-2026-95114-libwebsockets-contains-an-out-of-bounds-read-vulnerability-in-the) (high, CVSS 7.5, published 13 Oct 2026)
- [CVE-2026-19773: libwebsockets HTTP/2 HPACK path header out-of-bounds write RCE](https://junglewise.ai/threats/cve-2026-19773-libwebsockets-http-2-hpack-path-header-out-of-bounds-write-rce) (critical, CVSS 9.8, published 15 Sep 2026)
- [CVE-2026-78161: warmcat libwebsockets out-of-bounds write in LECP CBOR parsing](https://junglewise.ai/threats/cve-2026-78161-warmcat-libwebsockets-out-of-bounds-write-in-lecp-cbor-parsing) (high, CVSS 7.3, published 24 Aug 2026)
- [CVE-2026-10650: Warmcat libwebsockets resource consumption in SSH Protocol Handler](https://junglewise.ai/threats/cve-2026-10650-warmcat-libwebsockets-resource-consumption-in-ssh-protocol) (medium, CVSS 5.3, published 2 Jun 2026)

## Most severe Warmcat Libwebsockets vulnerabilities

- [CVE-2026-19773: libwebsockets HTTP/2 HPACK path header out-of-bounds write RCE](https://junglewise.ai/threats/cve-2026-19773-libwebsockets-http-2-hpack-path-header-out-of-bounds-write-rce) (critical, CVSS 9.8, published 15 Sep 2026)
- [CVE-2026-114550: libwebsockets MQTT PUBACK packet out-of-bounds write](https://junglewise.ai/threats/cve-2026-114550-libwebsockets-mqtt-protocol-puback-packet-handling-out-of-bounds) (high, CVSS 8.1, published 4 Nov 2026)
- [CVE-2026-95114: libwebsockets out-of-bounds read in LEJP parser](https://junglewise.ai/threats/cve-2026-95114-libwebsockets-contains-an-out-of-bounds-read-vulnerability-in-the) (high, CVSS 7.5, published 13 Oct 2026)
- [CVE-2026-78161: warmcat libwebsockets out-of-bounds write in LECP CBOR parsing](https://junglewise.ai/threats/cve-2026-78161-warmcat-libwebsockets-out-of-bounds-write-in-lecp-cbor-parsing) (high, CVSS 7.3, published 24 Aug 2026)
- [CVE-2026-10650: Warmcat libwebsockets resource consumption in SSH Protocol Handler](https://junglewise.ai/threats/cve-2026-10650-warmcat-libwebsockets-resource-consumption-in-ssh-protocol) (medium, CVSS 5.3, published 2 Jun 2026)

## Vulnerabilities per week

2 vulnerabilities in the last four weeks, up 100% on the four before (1). 0 critical against 1.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 1 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 1 | 1 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 1 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 1 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## 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, "Warmcat Libwebsockets vulnerabilities", https://junglewise.ai/threats/technologies/libwebsockets, 13 November 2026.