P
Piriform
Security Risk Profile
69
/100
highSecurity Risk Score
Comprehensive risk assessment based on 3 vulnerabilities, EPSS scores, exploitation status, and remediation availability.
📅 Data spans from May 20, 2015 to present
3
Total CVEs
2
Critical+High
0
Exploited
2
Unpatched
Threat Assessment
Avg CVSS
6.4
Base severity
Avg EPSS
0%
Exploit probability
Unpatched
2
Critical/High
Risk Level
69/100
high
Severity Distribution
Critical
1High
1Medium
0Low
1Exploit Likelihood
>50% chance
020-50%
05-20%
0<5%
0Age Distribution
Common Weaknesses (CWE)
1
Infoleak
1
Most Affected Products
1. Piriform CCleaner28
2. Piriform CCleaner Cloud1
Recent Vulnerabilities
See more →CVE-2026-12410
CVSS 7.8high
CCleaner local privilege escalation via link following on uninstall
Aug 5, 2026🔧 No Patch
CVE-2017-20201
CVSS 9.3critical
CCleaner v5.33.6162 & CCleaner Cloud v1.07.3191 Malicious Backdoor Supply Chain Compromise
Oct 8, 2025🔧 No Patch
CVE-2015-3999
CVSS 2.1low
May 20, 2015🔧 No Patch
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