How severe is CVE-2016-20055?

CVE-2016-20055 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-20055 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-20055?

CVE-2016-20055 affects Iobit Advanced System Care. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-20055?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2016-20055 have an EU (EUVD) identifier?

Yes. CVE-2016-20055 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2016-10862.

When was CVE-2016-20055 published?

CVE-2016-20055 was published on 2026-04-04 and last updated on 2026-06-17.

CVE-2016-20055

CVE-2016-20055 is a high-severity vulnerability in Iobit Advanced System Care with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-428.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v4: 8.5
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2016-10862
Weakness: CWE-428
Affected product: Iobit Advanced System Care
Published: 2026-04-04
Last modified: 2026-06-17

Description

IObit Advanced SystemCare 10.0.2 contains an unquoted service path vulnerability in the AdvancedSystemCareService10 service that allows local attackers to escalate privileges. Attackers can place a malicious executable in the service path and trigger privilege escalation when the service restarts or the system reboots, executing code with LocalSystem privileges.

Frequently asked questions

What is CVE-2016-20055?: IObit Advanced SystemCare 10.0.2 contains an unquoted service path vulnerability in the AdvancedSystemCareService10 service that allows local attackers to escalate privileges. Attackers can place a malicious executable in the service path and trigger privilege escalation when the service restarts or the system reboots, executing code with LocalSystem privileges.
How severe is CVE-2016-20055?: CVE-2016-20055 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-20055 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-20055?: CVE-2016-20055 affects Iobit Advanced System Care. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-20055?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2016-20055 have an EU (EUVD) identifier?: Yes. CVE-2016-20055 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2016-10862.
When was CVE-2016-20055 published?: CVE-2016-20055 was published on 2026-04-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:iobit:advanced_system_care:*:*:*:*:free:*:*:*

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