CVE-2026-76480: Missing Authentication for Critical Function in Cisco Cisco License On-Prem
Description
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.
CVSS v3.1
Score 9.8critical
Affected software
Cisco
Cisco License On-Prem
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Cisco License On-Prem contains a missing authentication vulnerability for critical functions, tracked as CVE-2026-76480. This issue was discovered during an internal security review by Cisco's engineering team and is related to improper authentication (CWE-306). The vulnerability affects numerous specific versions of the product and has a CVSS 3.1 base score of 9.8, reflecting network attack vector, low attack complexity, no privileges required, no user interaction, and high impact on confidentiality, integrity, and availability.
Potential Impact
Exploitation of this vulnerability could allow an unauthenticated attacker to perform critical functions without proper authentication, potentially leading to full compromise of the affected Cisco License On-Prem system. The high CVSS score indicates severe impact on confidentiality, integrity, and availability of the system.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, users should monitor Cisco's security advisories for updates and apply any forthcoming patches promptly.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- cisco
- Date Reserved
- 2026-08-19T12:02:03.639Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ac6748a2cdf04f656647337
Added to database: 10/07/2026, 16:34:18 UTC
Last enriched: 10/07/2026, 16:49:30 UTC
Last updated: 10/08/2026, 05:48:07 UTC
Views: 10
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.