CVE-2026-20061 Cisco Unity Connection SQL Injection Vulnerability

What is CVE-2026-20061?

CVE-2026-20061 is a medium-severity SQL injection vulnerability in Cisco Unity Connection, published on 15 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability in the web-based management interface of Cisco Unity Connection could allow an authenticated, remote attacker to perform an SQL injection attack against an affected device. To exploit this vulnerability, the attacker must have valid user credentials on the affected device. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted HTTP(S) request to the web-based management interface of an affected device. A successful exploit could allow the attacker to view data on the affected device.

Weakness: CWE-89

Which versions are affected by CVE-2026-20061?

It affects 1 product.

Products include Cisco Unity Connection.

How do I fix CVE-2026-20061?

No fix has been published for CVE-2026-20061 yet. Limit exposure of the affected software until one is available.

Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.

Is CVE-2026-20061 being exploited?

There is no known exploitation of CVE-2026-20061 in the wild and no public exploit code.

Other vulnerabilities in Cisco Unity Connection

• CVE-2014-3333 Privilege escalation in n/a Critical 9.0
• CVE-2012-0366 Privilege escalation in n/a Critical 9.0
• CVE-2026-20034 Cisco Unity Connection Remote Code Execution Vulnerability High 8.8
• CVE-2012-3060 Denial of service in n/a High 7.8
• CVE-2012-0367 Denial of service in n/a High 7.8

All Cisco Unity Connection vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-3w73-fhv4-qr7q.