Vulnerability · Published Jun 19, 2026 · Assigned by VulnCheck
CVE-2022-50971Malwarebytes 4.5 Unquoted Service Path Privilege Escalation
High 7.8
In plain English
A high-severity security flaw in Malwarebytes from Malwarebytes. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.2%top 86.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Malwarebytes 4.5 contains an unquoted service path vulnerability in the MBAMService executable that allows local attackers to escalate privileges by injecting malicious code into the system root path. Attackers can place executable files in unquoted path directories that execute with LocalSystem privileges during service startup or system reboot.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Malwarebytes | Malwarebytes | 4.5.0 |
Weakness: CWE-428 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References
- ExploitDB-50806 exploit
- Official Product Homepage product
- Product Reference product
- VulnCheck Advisory: Malwarebytes 4.5 Unquoted Service Path Privilege Escalation third-party-advisory