How severe is CVE-2020-25214?

CVE-2020-25214 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-25214 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-25214?

CVE-2020-25214 affects Overwolf. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-25214?

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.

When was CVE-2020-25214 published?

CVE-2020-25214 was published on 2020-10-16 and last updated on 2026-06-17.

CVE-2020-25214

CVE-2020-25214 is a high-severity vulnerability in Overwolf with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 9.3
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Overwolf
Published: 2020-10-16
Last modified: 2026-06-17

Description

In the client in Overwolf 0.149.2.30, a channel can be accessed or influenced by an actor that is not an endpoint.

Frequently asked questions

What is CVE-2020-25214?: In the client in Overwolf 0.149.2.30, a channel can be accessed or influenced by an actor that is not an endpoint.
How severe is CVE-2020-25214?: CVE-2020-25214 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-25214 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-25214?: CVE-2020-25214 affects Overwolf. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-25214?: 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.
When was CVE-2020-25214 published?: CVE-2020-25214 was published on 2020-10-16 and last updated on 2026-06-17.

References

https://github.com/immunityinc/Advisories/blob/master/2020/CVE-2020-25214.pdf

Affected products (1)

cpe:2.3:a:overwolf:overwolf:0.149.2.30:*:*:*:*:*:*:*

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