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Highest advisory severityMedium 1 vendor · 1 advisory

CVE-2026-20099

CVE-2026-20099: 1 tracked advisory record across Cisco. Compare vendor sources and published fix guidance.

Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.

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Vendor advisory comparison

Cisco

1 advisory
  • Advisory severityMedium6.7

    Medium [CVE-2026-20099] Cisco FXOS and UCS Manager Software Command Injection Vulnerability

    cisco-sa-ucsciv-wGYtC78qSource published Source updated

    A vulnerability in the web-based management interface of Cisco FXOS Software and Cisco UCS Manager Software could allow an authenticated, local attacker with administrative privileges to perform command injection attacks on an affected system and elevate privileges to root. This vulnerability is due to insufficient input validation of command arguments supplied by the user. An attacker could exploit this vulnerability by authenticating to a device and submitting crafted input to the affected command. A successful exploit could allow the attacker to execute arbitrary commands on the underlyi…

    Related products — impact not confirmed
    • Cisco Unified Computing System (Managed)
    • Cisco Secure Firewall Adaptive Security Appliance (ASA) Software 9.12.1.2
    • Cisco Secure Firewall Adaptive Security Appliance (ASA) Software 9.12.1.3
    • Cisco Secure Firewall Adaptive Security Appliance (ASA) Software 9.12.2.5

    5 more entries in the full advisory.

    Source-reported affected versions
    • Scope: At the time of publication, this vulnerability affected the following Cisco products if they were running a vulnerable release of Cisco FXOS Software or UCS Manager Software:
    • 4.2 and earlier — Migrate to a fixed release
    • Release 4.3 (first fixed: 4.3(6c))
    Source-reported fixed versions
    • 4.3(6c)
    Mitigation guidance
    • Upgrade to the first fixed release for your train per the Fixed Releases table in this advisory.
    • Release 4.2 and earlier: migrate to a fixed release.
    • Release 4.3: upgrade to 4.3(6c).
    Workarounds
    • There are no workarounds that address this vulnerability.
    Full advisory and evidenceOpen source bulletin

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