CVE-2021-33501
Overwolf Client 0.169.0.22 allows XSS, with resultant Remote Code Execution, via an overwolfstore...
Overwolf Client 0.169.0.22 allows XSS, with resultant Remote Code Execution, via an overwolfstore:// URL.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Overwolf Client 0.169.0.22 allows XSS, with resultant Remote Code Execution, via an overwolfstore:// URL.
- Record
CVE-2021-33501- CVSS 3.1
- 9.6 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H - CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Overwolf Client 0.169.0.22 allows XSS, with resultant Remote Code Execution, via an overwolfstore:// URL.
- Record
CVE-2021-33501- Updated
- 2026-11-02
EUVDEUVD-2021-20202 No score
Overwolf Client 0.169.0.22 allows XSS, with resultant Remote Code Execution, via an overwolfstore:// URL.
- Record
EUVD-2021-20202- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cmv7-rp2h-mx5q No score
Overwolf Client 0.169.0.22 allows XSS, with resultant Remote Code Execution, via an overwolfstore...
Overwolf Client 0.169.0.22 allows XSS, with resultant Remote Code Execution, via an overwolfstore:// URL.
- Record
GHSA-cmv7-rp2h-mx5q- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-33501 is a critical vulnerability (CVSS 9.6) in Overwolf, published July 19, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 7.91%, the 94th percentile. No source names a fixed version.