CVE-2026-10520
Ivanti Sentry OS Command Injection Vulnerability
Ivanti Sentry
An OS Command Injection vulnerability in Ivanti Sentry before the R10.5.2, R10.6.2 and R10.7.1 versions allows a remote unauthenticated user to achieve root-level remote code execution
Exploitation status
CISA Known Exploited Vulnerabilities
Listed by CISA on 11 June 2026. US federal agencies were required to remediate it by 14 June 2026.
EPSS — exploitation probability
FIRST puts the probability of exploitation activity in the next 30 days at 99.9%, which is higher than 99.9% of all scored vulnerabilities. EPSS is a forecast of activity, not a measure of severity, and it is rescored daily.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Frequently asked questions
Is CVE-2026-10520 being exploited by ransomware groups?
No ransomware group in this database is currently recorded as exploiting CVE-2026-10520.
What does CVE-2026-10520 affect?
CVE-2026-10520 affects Ivanti Sentry. An OS Command Injection vulnerability in Ivanti Sentry before the R10.5.2, R10.6.2 and R10.7.1 versions allows a remote unauthenticated user to achieve root-level remote code execution
How severe is CVE-2026-10520?
CVE-2026-10520 is rated CRITICAL with a CVSS base score of 10. EPSS puts the probability of exploitation in the next 30 days at 99.9%, higher than 99.9% of all scored vulnerabilities. It is listed in the CISA Known Exploited Vulnerabilities catalog, with a federal remediation deadline of 14 June 2026.
How should organisations respond to CVE-2026-10520?
Apply the vendor patch for Ivanti Sentry as the first priority, and treat any internet-facing instance as the most urgent. Because this vulnerability is associated with ransomware activity, also review whether the affected systems were reachable before patching, rather than assuming that patching alone closes the incident.