Medium [CVE-2026-20059 +2] Cisco Unity Connection Cross-Site Scripting, Open Redirect, and SQL Injection Vulnerabilities
This medium-severity Cisco advisory covers CVE-2026-20059 and CVE-2026-20060 and 1 more CVE affecting Unity Connection.
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Summary
Multiple vulnerabilities in Cisco Unity Connection could allow a remote attacker to conduct a cross-site scripting (XSS) attack, an open redirect attack, and an SQL injection attack.
For more information about these vulnerabilities, see the Details section of this advisory.
Cisco has released software updates that address these vulnerabilities. There are no workarounds that address these vulnerabilities.
- Scope: At the time of publication, these vulnerabilities affected Cisco Unity Connection, regardless of device configuration.
- 12.5 — Migrate to a fixed release
- Release 14 (first fixed: 14SU6 / 14SU5)
- Release 15 (first fixed: 15SU4)
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- 14SU6 / 14SU5
- 15SU4
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation checklist
- Upgrade to the first fixed release for your train per the Fixed Releases table in this advisory.
- Release 12.5: migrate to a fixed release.
- Release 14: upgrade to 14SU6 / 14SU5.
- Release 15: upgrade to 15SU4.
- There are no workarounds that address these vulnerabilities.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
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