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Ivanti Releases Security Advisory for Critical Vulnerabilities in Sentry

If exploited, two critical vulnerabilities could allow for unauthenticated OS command injection or authentication bypass

Report a cyber attack: call 0300 303 5222 or email [email protected]

Summary

If exploited, two critical vulnerabilities could allow for unauthenticated OS command injection or authentication bypass


Threat details

Proof-of-concept exploit for CVE-2026-10520

Security researchers have released a proof-of-concept technical writeup for vulnerability CVE-2026-10520.

The NHS England National CSOC assesses exploitation as highly likely.


Introduction

Ivanti has released a security advisory to address two critical vulnerabilities in Ivanti Sentry. Successful exploitation could allow unauthenticated attackers to gain full administrative control or execute commands with root privileges on affected systems.

  • CVE-2026-10520 - Improper Neutralization of Special Elements Used in an OS Command ('OS Command Injection') vulnerability - CVSSv3 Score: 10.0
  • CVE-2026-10523 -  Authentication Bypass Using an Alternate Path or Channel vulnerability - CVSSv3 Score: 9.9

Remediation advice

Affected organisations are encouraged to review Ivanti Security Advisory Ivanti Sentry (CVE-2026-10520, CVE-2026-10523) and apply the relevant updates as soon as possible.



Last edited: 10 June 2026 10:05 am