Irssi before 1.0.5, when installing themes with unterminated colour formatting sequences, may access data beyond the end of the string.
{
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "1.0.4"
}
],
"cpe": "cpe:2.3:a:irssi:irssi:*:*:*:*:*:*:*:*",
"source": "CPE_FIELD"
}