CVE-2021-26639
8.1 · HIGHOverview
CVE-2021-26639 is a high-severity vulnerability affecting wisa smart_wing_cms. It was published on August 17, 2022 and has a CVSS 3.1 base score of 8.1 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
This vulnerability is caused by the lack of validation of input values for specific functions if WISA Smart Wing CMS. Remote attackers can use this vulnerability to leak all files in the server without logging in system.
Remediation
Check the references section for vendor advisories and patches from wisa. Update smart_wing_cms to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| wisa | smart_wing_cms | >= 0, < r18715.20211229 | Affected |
Frequently Asked Questions
What is CVE-2021-26639?
CVE-2021-26639 is a high-severity vulnerability affecting wisa smart_wing_cms. It was published on August 17, 2022 and has a CVSS 3.1 base score of 8.1 (HIGH).
How severe is CVE-2021-26639?
This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-26639?
Check the references section for vendor advisories and patches from wisa. Update smart_wing_cms to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-26639?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-26639 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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