CVE-2026-20078
Multiple vulnerabilities in Cisco Unity Connection could allow an authenticated, remote attacker to download arbitrary files from an affected system. To exploit these vulnerabilities, the attacker must have valid administrative credentials. These vulnerabilities are due to improper sanitization of user input to the web-based management interface. An attacker could exploit these vulnerabilities by sending a crafted HTTPS request. A successful exploit could allow the attacker to download arbitrary files from an affected system. Cisco has released software updates that address these vulnerabilities. There are no workarounds that address these vulnerabilities. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-unity-file-download-RmKEVWPx Security Impact Rating: Medium CVE: CVE-2026-20078,CVE-2026-20081
CSIRTS triage
- What
- Multiple vulnerabilities could allow an authenticated, remote attacker to download arbitrary files.
- Who is affected
- Authenticated users with administrative credentials on affected systems.
- Urgency
- Remediation is necessary due to the potential for unauthorized file access.
- Action
- Update to the latest software version.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.39% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 31% of all EPSS-scored CVEs.
Advisory coverage (1)
- mediumCisco Unity Connection Arbitrary File Download Vulnerabilitiescisco-psirt · 2026-04-15
External references
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