Cisco License On-Prem up to 10-202608 missing authentication

Summaryinfo

A vulnerability, which was classified as very critical, was found in Cisco License On-Prem. The affected element is an unknown function. Executing a manipulation can lead to missing authentication. This vulnerability is tracked as CVE-2026-76480. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Cisco License On-Prem and classified as very critical. This vulnerability affects some unknown functionality. The manipulation with an unknown input leads to a missing authentication vulnerability. The CWE definition for the vulnerability is CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

As part of Cisco's ongoing commitment to proactive security and product quality, the engineering team for Cisco License On-Prem, formerly Cisco Smart Software Manager On-Prem (SSM On-Prem), has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76480 are related to issues with improper authentication that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-306.

The advisory is available at sec.cloudapps.cisco.com. This vulnerability was named CVE-2026-76480 since 08/19/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 10/07/2026).

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

• Cisco

Name

• License On-Prem

Version

• 1.1
• 1.2
• 1.3
• 1.4
• 6.3.0
• 7-202001
• 8-202004
• 8-202006
• 8-202008
• 8-202010
• 8-202012
• 8-202102
• 8-202105
• 8-202108
• 8-202112
• 8-202201
• 8-202206
• 8-202212
• 8-202302
• 8-202303
• 8-202304
• 8-202308
• 8-202401
• 8-202404
• 9-202201
• 9-202406
• 9-202407
• 9-202410
• 9-202412
• 9-202501
• 9-202502
• 9-202504
• 9-202507
• 9-202510
• 9-202601
• 10-202606
• 10-202608

License

• commercial

Website

• Vendor: https://www.cisco.com/

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