CCleaner local privilege escalation via link following on uninstall
Priority LOW 35CWE-59Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
Link following vulnerability in the Uninstaller component in CCleaner prior to 7.10.1464 on Windows allows a local, low-privileged attacker to escalate privileges to SYSTEM via a symlink/junction created during application uninstallation, which CCleaner follows when deleting the application's data folder with elevated integrity.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00174 6th percentileScored 2026-11-07
Fix Fixed CCleaner (Gen Digital): 7.10.1464
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Gen Digital | CCleaner | before 7.10.1464 | 7.10.1464 | Patch available | CNA |
- CCleaner VendorGen Digital Affected before 7.10.1464 Fixed in 7.10.1464 Patch available CNA
Remediation
- Fix · CNA CCleaner (Gen Digital) Fixed in 7.10.1464
Timeline
- 2026-10-02 Threatist record created from CVE-2026-12410
- 2026-10-03 Alias added: GHSA-fgpf-v7cp-xh35
References
More Gen Digital vulnerabilities
- TI-2026-57223 Avast sandbox privilege escalation via unpreserved DACLs on virtualized files in aswSnx.sys CVSS 3.1HIGH 8.8
- TI-2026-22110 Avira Internet Security Optimizer TOCTOU CVSS 3.1HIGH 7.8
- TI-2026-22109 Avira Internet Security System Speedup Insecure Deserialization CVSS 3.1HIGH 7.8
- TI-2026-22108 Avira Internet Security Arbitrary File Deletion via Improper Link Resolution CVSS 3.1HIGH 7.8
- TI-2015-06072 Use-after-free vulnerability in the Update Manager service in Avira Management Console… CVSS 2.0HIGH 10.0
- TI-2023-18488 An issue was discovered in Avira Phantom VPN through 2.23.1 for macOS. CVSS 3.1HIGH 7.3
Sources
- CVE-2026-12410 · CVE Program
- CVE-2026-12410 · NVD
- FIRST EPSS
- GHSA-fgpf-v7cp-xh35 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences