Description
Buffer overflow in mIRC 5.91 and earlier allows a remote server to execute arbitrary code on the client via a long nickname.
Exploits (1)
exploitdb
WORKING POC
VERIFIED
by James Martin · cremotewindows
https://www.exploit-db.com/exploits/21274
References (5)
Scores
EPSS
0.0173
EPSS Percentile
82.5%
Details
Status
published
Products (31)
khaled_mardam-bey/mirc
2.1a
khaled_mardam-bey/mirc
2.3a
khaled_mardam-bey/mirc
2.4
khaled_mardam-bey/mirc
2.4a
khaled_mardam-bey/mirc
2.5a
khaled_mardam-bey/mirc
2.7a
khaled_mardam-bey/mirc
2.8c
khaled_mardam-bey/mirc
3.1
khaled_mardam-bey/mirc
3.2
khaled_mardam-bey/mirc
3.3
... and 21 more
Published
May 16, 2002
Tracked Since
Feb 18, 2026