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Highest advisory severityHigh 1 vendor · 1 advisory

CVE-2026-20035

CVE-2026-20035: 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.

NVD detail CVE.org

Vendor advisory comparison

Cisco

1 advisory
  • Advisory severityHigh8.8

    High [CVE-2026-20034 +1] Cisco Unity Connection Remote Code Execution and Server-Side Request Forgery Vulnerabilities

    cisco-sa-unity-rce-ssrf-hENhuASySource published Source updated

    This bulletin covers 2 CVEs. The products, versions, score and guidance below describe the bulletin; check its source for applicability to this specific CVE.

    Multiple vulnerabilities in Cisco Unity Connection could allow a remote attacker to execute arbitrary code on or conduct server-side request forgery (SSRF) attacks through an affected device. For more information about these vulnerabilities, see the Details section of this advisory. Cisco has released software updates that address these vulnerabilities. There are no workarounds that address these vulnerabilities.

    Related products — impact not confirmed
    • Unity Connection
    Source-reported affected versions
    • Scope: CVE-2026-20034: This vulnerability affects Cisco Unity Connection, regardless of device configuration.
    • 12.5 and earlier — Migrate to a fixed release
    • Release 14.0 (first fixed: 14SU5)
    • Release 15.0 (first fixed: 15SU4 or apply patch file:1)
    Source-reported fixed versions
    • 14SU5
    • 15SU4 or apply patch file:1
    Mitigation guidance
    • Upgrade to the first fixed release for your train per the Fixed Releases table in this advisory.
    • Release 12.5 and earlier: migrate to a fixed release.
    • Release 14.0: upgrade to 14SU5.
    • Release 15.0: upgrade to 15SU4 or apply patch file:1.
    Workarounds
    • There are no workarounds that address these vulnerabilities.
    Full advisory and evidenceOpen source bulletin

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