MediumAdvisoryCisco PSIRT — security advisories· 25 Mar 2026

Cisco IOS XE Software Secure Channel for Meraki Information Disclosure Vulnerability

Severity: Medium · Kind: Advisory

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From the source

A vulnerability in Cisco IOS XE Software for Cisco Meraki could allow a remote, unauthenticated attacker to view confidential device information. This vulnerability is due to a device configuration upload being performed over an insecure tunnel. An attacker could exploit this vulnerability by conducting an on-path attack between the affected device and the Cisco Meraki Dashboard. A successful exploit could allow the attacker to view sensitive device configuration information. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe_infodis-6J847uEB This advisory is part of the March 2026 release of the Cisco IOS and IOS XE Software Security Advisory Bundled Publication. For a complete list of the advisories and links to them, see Cisco Event Response: March 2026 Semiannual Cisco IOS and IOS XE Software Security Advisory Bundled Publication . <br/>Security Impact Rating: Medium <br/>CVE: CVE-2026-20115

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Plain-English summaries are AI-generated and reviewed for tone, not technical accuracy. For incident response, always rely on the original source linked above.