# Twisted vulnerabilities Source: https://junglewise.ai/threats/technologies/twisted-twisted Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/twisted-twisted.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 9 vulnerabilities in Twisted: 0 in the last 7 days and 7 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, Twisted HTTP/2 server denial of service via rapid stream reset, was published on 29 October 2026. 6 vulnerabilities in the last four weeks, up 500% on the four before (1). ## Counts - Last 7 days: 0 - Last 30 days: 6 - Last 90 days: 7 - All time: 9 (0 critical, 0 exploited in the wild) ## About Twisted Python framework for building asynchronous networked applications and protocols. ## Latest Twisted vulnerabilities - [Twisted HTTP/2 server denial of service via rapid stream reset](https://junglewise.ai/threats/twisted-unauthenticated-remote-denial-of-service-in-the-twisted-http-2-0f2d7a0e) (high, CVSS 7.5, published 29 Oct 2026) - [CVE-2026-115877: Twisted HTTP request smuggling via bare CR or LF in header](https://junglewise.ai/threats/cve-2026-115877-twisted-http-request-smuggling-in-twisted-web-via-a-bare-cr-or) (medium, CVSS 5.4, published 23 Oct 2026) - [CVE-2026-115778: Twisted conch telnet unbounded subnegotiation buffer denial of service](https://junglewise.ai/threats/cve-2026-115778-twisted-unauthenticated-remote-denial-of-service-in-the-twisted) (high, CVSS 7.5, published 23 Oct 2026) - [CVE-2026-115776: Twisted is an event-based framework for internet applications, supporting Python 3.6+. Prior to 26.10.0rc1…](https://junglewise.ai/threats/cve-2026-115776-twisted-unauthenticated-remote-denial-of-service-in-the-twisted) (high, CVSS 7.5, published 23 Oct 2026) - [CVE-2026-115775: Twisted unbounded element tree denial of service](https://junglewise.ai/threats/cve-2026-115775-twisted-unauthenticated-remote-denial-of-service-in-the-twisted) (high, CVSS 4, published 23 Oct 2026) - [CVE-2026-115774: Twisted IMAP4 server denial of service via negative literal size](https://junglewise.ai/threats/cve-2026-115774-twisted-denial-of-service-in-the-twisted-imap4-server-via-a) (medium, CVSS 4.9, published 23 Oct 2026) - [CVE-2026-106454: Twisted ReDoS in IMAP4 wildcard pattern parsing](https://junglewise.ai/threats/cve-2026-106454-twisted-is-an-event-based-framework-for-internet-applications) (medium, CVSS 4.3, published 6 Oct 2026) - [Twisted HTTP/2 denial of service via ping, reset, and settings floods](https://junglewise.ai/threats/twisted-http-2-denial-of-service-via-ping-reset-and-settings-floods-bb140f9c) (info, published 14 Mar 2022) - [CVE-2014-7143: PYSEC-2019-212 - Python Twisted 14.0 trustRoot is not respected in HTTP client](https://junglewise.ai/threats/cve-2014-7143-twisted-trustroot-not-respected-in-http-client) (low, CVSS 3.1, published 12 Nov 2019) ## Most severe Twisted vulnerabilities - [CVE-2026-115778: Twisted conch telnet unbounded subnegotiation buffer denial of service](https://junglewise.ai/threats/cve-2026-115778-twisted-unauthenticated-remote-denial-of-service-in-the-twisted) (high, CVSS 7.5, published 23 Oct 2026) - [CVE-2026-115776: Twisted is an event-based framework for internet applications, supporting Python 3.6+. Prior to 26.10.0rc1…](https://junglewise.ai/threats/cve-2026-115776-twisted-unauthenticated-remote-denial-of-service-in-the-twisted) (high, CVSS 7.5, published 23 Oct 2026) - [Twisted HTTP/2 server denial of service via rapid stream reset](https://junglewise.ai/threats/twisted-unauthenticated-remote-denial-of-service-in-the-twisted-http-2-0f2d7a0e) (high, CVSS 7.5, published 29 Oct 2026) - [CVE-2026-115775: Twisted unbounded element tree denial of service](https://junglewise.ai/threats/cve-2026-115775-twisted-unauthenticated-remote-denial-of-service-in-the-twisted) (high, CVSS 4, published 23 Oct 2026) - [CVE-2026-115877: Twisted HTTP request smuggling via bare CR or LF in header](https://junglewise.ai/threats/cve-2026-115877-twisted-http-request-smuggling-in-twisted-web-via-a-bare-cr-or) (medium, CVSS 5.4, published 23 Oct 2026) - [CVE-2026-115774: Twisted IMAP4 server denial of service via negative literal size](https://junglewise.ai/threats/cve-2026-115774-twisted-denial-of-service-in-the-twisted-imap4-server-via-a) (medium, CVSS 4.9, published 23 Oct 2026) - [CVE-2026-106454: Twisted ReDoS in IMAP4 wildcard pattern parsing](https://junglewise.ai/threats/cve-2026-106454-twisted-is-an-event-based-framework-for-internet-applications) (medium, CVSS 4.3, published 6 Oct 2026) - [CVE-2014-7143: PYSEC-2019-212 - Python Twisted 14.0 trustRoot is not respected in HTTP client](https://junglewise.ai/threats/cve-2014-7143-twisted-trustroot-not-respected-in-http-client) (low, CVSS 3.1, published 12 Nov 2019) - [Twisted HTTP/2 denial of service via ping, reset, and settings floods](https://junglewise.ai/threats/twisted-http-2-denial-of-service-via-ping-reset-and-settings-floods-bb140f9c) (info, published 14 Mar 2022) ## Vulnerabilities per week 6 vulnerabilities in the last four weeks, up 500% on the four before (1). | 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 | 1 | 0 | 0 | | 12 Oct 2026 | 0 | 0 | 0 | | 19 Oct 2026 | 5 | 0 | 0 | | 26 Oct 2026 | 1 | 0 | 0 | | 2 Nov 2026 | 0 | 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, "Twisted vulnerabilities", https://junglewise.ai/threats/technologies/twisted-twisted, 9 November 2026.