CVE-2016-20090

Comodo Dragon Browser 52.15.25.663 Privilege Escalation via Unquoted Service Path

HIGH
7.8
CVSS Score
Published: June 19, 2026 at 02:16 PM UTC
Updated: September 29, 2026 at 09:10 AM UTC
1 product affected across 1 vendorDragon

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Severity
HIGH7.8
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

Comodo Dragon Browser versions up to 52.15.25.663 contain a privilege escalation vulnerability in the DragonUpdater service due to an unquoted service path running with SYSTEM privileges. A local attacker can insert a malicious executable in the service path and execute arbitrary code with elevated privileges upon service restart or system reboot.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 52.15.25.663

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHVulnCheck
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-428

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