Overwolf Client 0.169.0.22 allows XSS, with resultant Remote Code Execution, via an overwolfstore:// URL.
Priority MEDIUM 52CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
Overwolf Client 0.169.0.22 allows XSS, with resultant Remote Code Execution, via an overwolfstore:// URL.
Why it matters now
EPSS 0.07912 94th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-33501
- 2026-10-03 Alias added: GHSA-cmv7-rp2h-mx5q
References
More Overwolf vulnerabilities
- TI-2020-12545 Overwolf before 0.149.2.30 mishandles Symbolic Links during updates, causing elevation of privileges. CVSS 3.1HIGH 8.8
- TI-2020-15455 In the client in Overwolf 0.149.2.30, a channel can be accessed or influenced by an actor that is not an endpoint. CVSS 3.1HIGH 8.1
- TI-2024-07259 Local privilege escalation in Overwolf CVSS 3.1HIGH 7.8
- TI-2021-03952 Uncontrolled search path in Overwolf The Installer of Overwolf CVSS 3.1HIGH 7.8
Sources
- CVE-2021-33501 · CVE Program
- CVE-2021-33501 · NVD
- FIRST EPSS
- GHSA-cmv7-rp2h-mx5q · 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