CVE-2021-41093
7.4 · HIGHOverview
CVE-2021-41093 is a high-severity vulnerability affecting wire wire. It was published on October 4, 2021 and has a CVSS 3.1 base score of 7.4 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.4, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Wire is an open source secure messenger. In affected versions if the an attacker gets an old but valid access token they can take over an account by changing the email. This issue has been resolved in version 3.86 which uses a new endpoint which additionally requires an authentication cookie. See wire-ios-sync-engine and wire-ios-transport references. This is the root advisory that pulls the changes together.
Remediation
Check the references section for vendor advisories and patches from wire. Update wire 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 |
|---|---|---|---|
| wire | wire | >= 0, < 3.86 | Affected |
References
Frequently Asked Questions
What is CVE-2021-41093?
CVE-2021-41093 is a high-severity vulnerability affecting wire wire. It was published on October 4, 2021 and has a CVSS 3.1 base score of 7.4 (HIGH).
How severe is CVE-2021-41093?
This vulnerability has a CVSS 3.1 base score of 7.4, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-41093?
Check the references section for vendor advisories and patches from wire. Update wire 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-2021-41093?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-41093 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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