CVE-2026-20035CWE-918

Cisco Unity Connection Server-Side Request Forgery Vulnerability

High · published May 6, 2026

CVSS v3.1
7.2
EPSS
0%
Percentile
22.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.2 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00304 · 22.0th percentile
Weakness
CWE-918 · Server-Side Request Forgery (SSRF)
Published
2026-05-06T16:15Z
EPSS history
Timeline
  • 06 MAY 16:15Z
    Cisco Unity Connection Server-Side Request Forgery Vulnerability
    cvelistv5