CVE-2026-115778 | Twisted up to 26.9.x Telnet Subnegotiation Buffer twisted.conch.telnet twisted.conch.telnet.Telnet.dataReceived memory allocation

October 23, 2026 Yanac

A vulnerability was found in Twisted up to 26.9.x. It has been declared as problematic. The impacted element is the function twisted.conch.telnet.Telnet.dataReceived of the file twisted.conch.telnet of the component Telnet Subnegotiation Buffer. Such manipulation leads to uncontrolled memory allocation.

This vulnerability is documented as CVE-2026-115778. The attack can be executed remotely. There is not any exploit available.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More