CVE-2015-4260: Cross-site scripting (XSS) vulnerability in Cisco Hosted Collaboration Solution 10.6(1) allows remote attac...

Security readout for executives and security teams

This is a cross-site scripting flaw in Cisco Hosted Collaboration Solution 10.6(1). A remote attacker could place script or HTML in a crafted URL value, potentially affecting users who open or interact with that URL. The public bundle does not provide CVSS, patch details, or evidence of active exploitation. Exposure is limited to environments running Cisco Hosted Collaboration Solution 10.6(1), especially web interfaces reachable by untrusted users. The bundle lists affected vendor and product fields as n/a, so asset confirmation must come from inventory and Cisco guidance. Treat this as a targeted remediation item for any Cisco HCS 10.6(1) estate. It is not KEV-listed in the bundle, but XSS in collaboration platforms can create account and session risk if exposed to untrusted users. Mitigation focus: Check Cisco advisory 39804 for fixed releases or official workarounds.; Identify and prioritize any Cisco Hosted Collaboration Solution 10.6(1) deployments.; Apply Cisco-recommended updates or mitigations where applicable..

Prepared

Jun 13, 2026, 22:22 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.