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CVEs

CVE-2026-20230

exploited in the wild☆ pin
CVSS
8.6
Reports
15
First seen
Jun 3, 2026
Last seen
Jul 14, 2026
Affected product

Cisco Unified Communications Manager

Associated actors

ShinyHunters ×2APT29 ×1APT33 ×1Doppelganger ×1DriveSurge ×1Evil Corp ×1Ghostwriter ×1GrayBravo ×1MoKhargosh ×1MOØN Badr ×1MuddyWater ×1Mustang Panda ×1Nimbus Manticore ×1NSO Group ×1Rusty Boots ×1UAT-8616 ×1UNC4221 ×1UNC5792 ×1UTA0355 ×1Agrius ×1

Recent reports

Critical

Microsoft July 2026 Patch Tuesday fixes 570 flaws, including 3 zero-days

Bleeping ComputerHigh

Cisco confirms active exploitation of Unified CM SSRF vulnerability CVE-2026-20230

Bleeping ComputerHigh

CERT-EU Cyber Brief June 2026 – Multi-Sector Espionage, Ransomware, and Zero-Days

CERT-EU Threat IntelCritical

Cisco Unified Communications Manager SSRF Vulnerability (CVE-2026-20230) – Immediate Patching Required

NICS TaiwanCritical

CISA Sets Urgent Deadline to Patch Cisco and PTC Vulnerabilities Exploited in Attacks

Bleeping ComputerHigh

CISA Adds Two Known Exploited Vulnerabilities to Catalog

CISA AdvisoriesHigh

Cisco Unified CM SSRF Vulnerability CVE-2026-20230 Actively Exploited

The Hacker NewsHigh

Cisco Unified CM SSRF Vulnerability CVE-2026-20230 Actively Exploited

Bleeping ComputerCritical

Check Point Threat Intelligence Report – June 2025 Breaches, Vulnerabilities, and AI Threats

Check Point ResearchHigh

Cisco Catalyst SD-WAN Manager CVE-2026-20245 Actively Exploited – Patch Unavailable

The Hacker NewsCritical

Cisco Patches Critical CVE-2026-20230 in Unified CM; PoC Exploit Public

The Hacker NewsHigh

ThreatsDay Bulletin: AI Agents, C2 Tools, ClickFix, JS Backdoors & 20+ Security Stories

The Hacker NewsCritical

Cisco Unified CM Critical SSRF Flaw Allows Root Privilege Escalation

Bleeping ComputerHigh

Multiple Vulnerabilities in Cisco Products – High Threat Alert A26-06-06

GovCERT.HKCritical

Cisco Unified Communications Manager Critical Security Update (AV26-547)

Canadian Centre Alerts

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