Critical security vulnerabilities discovered in Ivanti Sentry

Source:Heise Online

02 — Who / Subject

Ivanti, CISA

03 — Where / Locus

Global

04 — When / Temporality

June 2026

Verified: June 12, 2026

05 — Why / Core Summary

"Critical vulnerabilities (CVE-2026-10520, CVE-2026-10523) allow remote code execution and unauthorized admin access. CISA has added the vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog. Reports indicate that some instances have already been compromised with backdoors."

Conflict Analysis

The discrepancy between Ivanti's initial downplaying of the threat and the confirmation of active exploitation by security researchers and CISA is a critical security concern.

Recommended Background Resource

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Author: Andy Greenberg

This book provides a deep dive into how state-sponsored actors exploit vulnerabilities in enterprise software and infrastructure, offering critical context on the real-world impact of remote code execution and persistent backdoors.

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