Insertion of Sensitive Information Into Sent Data in Cisco Smart Software Manager On-Prem - CVE-2026-20151
Published: April 1, 2026
Vulnerability identifier: #VU124787
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-20151
CWE-ID: CWE-201
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco Smart Software Manager On-Prem
Cisco Smart Software Manager On-Prem
Detailed vulnerability description
The vulnerability allows a remote user to escalate privileges on the system.
The vulnerability exists due to insertion of sensitive information into the sent data in the web interface. A remote user can send a specially crafted message to an affected Cisco SSM On-Prem host and retrieve session credentials from subsequent status messages.
How to mitigate CVE-2026-20151
Install updates from vendor's website.