Cisco Webex Network Recording Player and Cisco Webex Player Arbitrary Code Execution Vulnerability
Description
A vulnerability in Cisco Webex Network Recording Player for Microsoft Windows and Cisco Webex Player for Microsoft Windows could allow an attacker to execute arbitrary code on an affected system. The vulnerability exists due to insufficient validation of certain elements with a Webex recording stored in either the Advanced Recording Format (ARF) or the Webex Recording Format (WRF). An attacker could exploit this vulnerability by sending a user a malicious ARF or WRF file through a link or email attachment and persuading the user to open the file with the affected software on the local system. A successful exploit could allow the attacker to execute arbitrary code on the affected system with the privileges of the targeted user.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Cisco Webex Network Recording Player and Webex Player for Windows are vulnerable to arbitrary code execution via malicious ARF/WRF files due to insufficient validation.
Vulnerability
A vulnerability in Cisco Webex Network Recording Player for Microsoft Windows and Cisco Webex Player for Microsoft Windows allows arbitrary code execution. The issue is due to insufficient validation of certain elements within a Webex recording stored in Advanced Recording Format (ARF) or Webex Recording Format (WRF). Affected versions are those prior to the fixed releases indicated in the Cisco advisory [1].
Exploitation
An attacker can exploit this vulnerability by sending a malicious ARF or WRF file to a user via a link or email attachment. The user must open the file with the affected software on their local system. No authentication or special network position is required; the attack relies on user interaction.
Impact
Successful exploitation allows the attacker to execute arbitrary code on the affected system with the privileges of the targeted user. This could lead to full compromise of the user's session and data.
Mitigation
Cisco has released free software updates to address this vulnerability. Customers should upgrade to the fixed versions as specified in the Cisco Security Advisory [1]. No workarounds are mentioned. The advisory provides instructions for obtaining the updates.
AI Insight generated on May 25, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
3- Range: n/a
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-player-Q7Rtgvbymitrevendor-advisoryx_refsource_CISCO
News mentions
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