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Highest advisory severityMedium 1 vendor · 1 advisory

CVE-2026-20036

CVE-2026-20036: 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 severityMedium6.5

    Medium [CVE-2026-20036] Cisco UCS Manager Software Command Injection Vulnerability

    cisco-sa-ucsm-cmdinj-GvxLPeSBSource published Source updated

    A vulnerability in the CLI and web-based management interface of Cisco UCS Manager Software could allow an authenticated, remote attacker with valid administrative privileges to execute arbitrary commands on the underlying operating system of an affected device. This vulnerability is due to insufficient input validation of command arguments that are 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 underlying …

    Related products — impact not confirmed
    • Cisco Unified Computing System (Managed)
    • NX-OS
    • UCS
    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 UCS Manager Software, regardless of device configuration:
    • 4.1 and earlier — Migrate to a fixed release
    • 4.2 — Migrate to a fixed release
    • Release 4.3 (first fixed: 4.3(6f))

    1 more entries in the full advisory.

    Source-reported fixed versions
    • 4.3(6f)
    • 6.0(2) (Mar 2026)
    Mitigation guidance
    • Upgrade to the first fixed release for your train per the Fixed Releases table in this advisory.
    • Release 4.1 and earlier: migrate to a fixed release.
    • Release 4.2: migrate to a fixed release.
    • Release 4.3: upgrade to 4.3(6f).

    1 more entries in the full advisory.

    Workarounds
    • There are no workarounds that address this vulnerability.
    Full advisory and evidenceOpen source bulletin

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