CVE-2026-20034HIGH 8.8EPSS p48.1%

CVE-2026-20034CVE-2026-20034

Description

A vulnerability in the web-based management interface of Cisco Unity Connection could allow an authenticated, remote attacker to execute arbitrary code on an affected device. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by submitting a crafted API request. A successful exploit could allow the attacker to execute arbitrary code as root, possibly resulting in the complete compromise of a targeted device. To exploit this vulnerability, the attacker must have valid user credentials on the affected device.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.70% probability of exploitation · percentile 48.1% · 2026-06-18T12:00:27Z
Published2026-05-06
Last modified2026-05-06

Underlying weaknesses· 1

CWE-35

References

  1. https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-unity-rce-ssrf-hENhuASy

1

TypeTargetConfidenceTier
WeaknessPath Traversal: '.../...//'cwe-350%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
CVE-2026-20094
CVE
CVE-2025-20334
CVE
Cisco Unified Communications Products Code Injection Vulnerability
CVE
CVE-2026-33000
CVE
CVE-2026-20147
CVE
CVE-2026-20040
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.