CVE-2020-8955

ircmodechannelupdate in plugins/irc/irc-mode.c in WeeChat through 2.7 allows remote attackers to cause a denial of service buffer overflow and application crash or possibly have unspecified other impact via a malformed IRC message 324 channel mode...

Updated weechat packages fix security vulnerability

It was discovered that weechat is prone to a buffer overflow vulnerability in the IRC plugin, allowing a remote attacker to cause a denial-of-service by sending a specially crafted filename via DCC CVE-2017-8073...

CVE-2012-5854

Heap-based buffer overflow in WeeChat 0.3.6 through 0.3.9 allows remote attackers to cause a denial of service crash or hang and possibly execute arbitrary code via crafted IRC colors that are not properly decoded...