VULNERABILITY INTELLIGENCE

CVE-2019-6453

CVSS score8.1 HIGH
EPSS probability54.57%
CISA KEVNot currently listed
Published2019-02-18
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

mIRC before 7.55 allows remote command execution by using argument injection through custom URI protocol handlers. The attacker can specify an irc:// URI that loads an arbitrary .ini file from a UNC share pathname. Exploitation depends on browser-specific URI handling (Chrome is not exploitable).

Weakness classification

  • nvd@nist.gov: CWE-88

Primary references