CVE-2026-20035
7.2 · HIGHOverview
CVE-2026-20035 is a high-severity vulnerability affecting cisco unity_connection. It was published on May 6, 2026 and has a CVSS 3.1 base score of 7.2 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
A vulnerability in the web UI of Cisco Unity Connection Web Inbox could allow an unauthenticated, remote attacker to conduct SSRF attacks through an affected device.
This vulnerability is due to improper input validation for specific HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to send arbitrary network requests that are sourced from the affected device.
Remediation
Check the references section for vendor advisories and patches from cisco. Update unity_connection 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 |
|---|---|---|---|
| cisco | unity_connection | >= 0, < 14.0 | Affected |
Frequently Asked Questions
What is CVE-2026-20035?
CVE-2026-20035 is a high-severity vulnerability affecting cisco unity_connection. It was published on May 6, 2026 and has a CVSS 3.1 base score of 7.2 (HIGH).
How severe is CVE-2026-20035?
This vulnerability has a CVSS 3.1 base score of 7.2, 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-2026-20035?
Check the references section for vendor advisories and patches from cisco. Update unity_connection 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-2026-20035?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-20035 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.
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