{"id":"CVE-2026-10520","published":"2026-06-09T16:16:35Z","modified":"2026-10-07T19:17:35Z","title":"Ivanti Sentry OS Command Injection Vulnerability","vendor":"Ivanti","product":"Sentry","tier":"core","eol":null,"description":{"text":"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","provenance":"source","from":"NVD"},"summary":{"text":"The Ivanti Sentry product contains an OS command injection flaw in its operating system command handling, affecting versions prior to R10.5.2, R10.6.2 and R10.7.1. A remote attacker with no authentication and no user interaction needed can exploit it over the network to execute commands with root-level privileges on the affected system.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-29T08:31:51Z"},"cvss":{"score":10.0,"severity":"CRITICAL","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.99915,"percentile":0.99968,"date":"2026-10-30","provenance":"source"},"kev":{"dateAdded":"2026-06-11","dueDate":"2026-06-14","ransomware":false,"requiredAction":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.","notes":"https://hub.ivanti.com/s/article/Security-Advisory-Ivanti-Sentry-CVE-2026-10520-CVE-2026-10523?language=en_US ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-10520","provenance":"source"},"vulncheckKev":{"dateAdded":"2026-06-10","exploitedFirstSeen":"2026-06-10","ransomware":false,"evidence":[{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-06-10&host_type=src&vulnerability=cve-2026-10520","date":"2026-06-10"},{"url":"https://previdian.com/CVE-2026-10520","date":"2026-06-10"},{"url":"https://x.com/Shadowserver/status/2064802147833643157","date":"2026-06-10"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-06-11&host_type=src&vulnerability=cve-2026-10520","date":"2026-06-11"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2026-06-11"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-06-12&host_type=src&vulnerability=cve-2026-10520","date":"2026-06-12"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-06-13&host_type=src&vulnerability=cve-2026-10520","date":"2026-06-13"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-06-15&host_type=src&vulnerability=cve-2026-10520","date":"2026-06-15"},{"url":"https://www.crowdsec.net/vulntracking-report/cve-2026-10520-ivanti-sentry-os-command-injection","date":"2026-06-15"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-06-16&host_type=src&vulnerability=cve-2026-10520","date":"2026-06-16"}],"evidenceTotal":102,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 30, 2026","url":"https://otx.alienvault.com/pulse/6ae35d889ea92b4ce19c2680","created":"2026-10-29"},{"name":"Actively_Exploited_Kev | Oct 29, 2026","url":"https://otx.alienvault.com/pulse/6ae20c1db17e7057ae7d9ad1","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 28, 2026","url":"https://otx.alienvault.com/pulse/6ae0ba7e0e2a97ff7b218819","created":"2026-10-27"},{"name":"Actively_Exploited_Kev | Oct 27, 2026","url":"https://otx.alienvault.com/pulse/6adf68b85c3e852f3c111d18","created":"2026-10-26"},{"name":"Actively_Exploited_Kev | Oct 24, 2026","url":"https://otx.alienvault.com/pulse/6adb740e397c3ad4799aa4cd","created":"2026-10-23"},{"name":"Actively_Exploited_Kev | Oct 23, 2026","url":"https://otx.alienvault.com/pulse/6ada236fcfba2dfa730ea482","created":"2026-10-22"},{"name":"Actively_Exploited_Kev | Oct 22, 2026","url":"https://otx.alienvault.com/pulse/6ad8d33a077cbb5cab524d80","created":"2026-10-21"},{"name":"Actively_Exploited_Kev | Oct 21, 2026","url":"https://otx.alienvault.com/pulse/6ad78130c4d1ac2be83a8b6d","created":"2026-10-20"},{"name":"Actively_Exploited_Kev | Oct 20, 2026","url":"https://otx.alienvault.com/pulse/6ad62f63c24a405a3423cc13","created":"2026-10-19"},{"name":"Actively_Exploited_Kev | Oct 19, 2026","url":"https://otx.alienvault.com/pulse/6ad4dda174e5797d0bd238b7","created":"2026-10-18"}],"provenance":"machine"},"cwes":[{"id":"CWE-78","name":"Improper Neutralization of Special Elements used in an OS Command"}],"references":[{"url":"https://hub.ivanti.com/s/article/Security-Advisory-Ivanti-Sentry-CVE-2026-10520-CVE-2026-10523?language=en_US","tags":["Patch","Vendor Advisory"]},{"url":"https://github.com/watchtowrlabs/watchTowr-vs-Ivanti-Sentry-RCE-CVE-2026-10520-CVE-2026-10523","tags":["Third Party Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-10520","tags":["US Government Resource"]}],"techniques":[{"id":"T1190","name":"Exploit Public-Facing Application","tactics":["initial-access"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: Remote unauthenticated exploitation of public-facing Sentry","mappingType":"exploitation_technique","evidence":[{"from":"description","quote":"allows a remote unauthenticated user to achieve root-level remote code execution","start":104,"end":184}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"},{"id":"T1059","name":"Command and Scripting Interpreter","tactics":["execution"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: OS command injection yields command execution","mappingType":"primary_impact","evidence":[{"from":"description","quote":"An OS Command Injection vulnerability in Ivanti Sentry","start":0,"end":54}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2026-35440","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-35440","exploited":true,"exploitedSince":"2026-06-11","provenance":"source"},"exploits":[],"exploitSources":{"pocGithub":{"count":6,"skipped":2,"earliest":"2026-06-09","earliestUrl":"https://github.com/watchtowrlabs/watchTowr-vs-Ivanti-Sentry-RCE-CVE-2026-10520-CVE-2026-10523","repos":[{"name":"watchtowrlabs/watchTowr-vs-Ivanti-Sentry-RCE-CVE-2026-10520-CVE-2026-10523","url":"https://github.com/watchtowrlabs/watchTowr-vs-Ivanti-Sentry-RCE-CVE-2026-10520-CVE-2026-10523","stars":14,"created":"2026-06-09"},{"name":"0xBlackash/CVE-2026-10520","url":"https://github.com/0xBlackash/CVE-2026-10520","stars":4,"created":"2026-06-11"},{"name":"error-inside/CVE-2026-10520","url":"https://github.com/error-inside/CVE-2026-10520","stars":1,"created":"2026-06-18"},{"name":"HORKimhab/CVE-2026-10520-10523","url":"https://github.com/HORKimhab/CVE-2026-10520-10523","stars":0,"created":"2026-06-11"},{"name":"gduma-phData/patch-CVE-2026-10520","url":"https://github.com/gduma-phData/patch-CVE-2026-10520","stars":0,"created":"2026-08-24"}]},"nuclei":[{"id":"CVE-2026-10520","name":"Ivanti Sentry - OS Command Injection","severity":"critical","path":"http/cves/2026/CVE-2026-10520.yaml","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-10520.yaml"}],"first":{"date":"2026-06-09","source":"PoC-in-GitHub","url":"https://github.com/watchtowrlabs/watchTowr-vs-Ivanti-Sentry-RCE-CVE-2026-10520-CVE-2026-10523"},"provenance":"source"},"exploitRefs":[],"flow":[{"stage":"exploitation","techniques":["T1190"],"provenance":"ai"},{"stage":"primary","techniques":["T1059"],"provenance":"ai"}],"timeline":[{"date":"2026-06-09","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-10520","provenance":"source"},{"date":"2026-06-09","kind":"exploit-public","label":"First public exploit: PoC-in-GitHub","url":"https://github.com/watchtowrlabs/watchTowr-vs-Ivanti-Sentry-RCE-CVE-2026-10520-CVE-2026-10523","provenance":"source"},{"date":"2026-06-10","kind":"exploited-reported","label":"Exploitation first reported 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reports"},{"name":"Public exploit code","points":5.0,"detail":"6 PoC-in-GitHub repos; 1 nuclei template"},{"name":"Mentioned in OTX pulses","points":3.0,"detail":"50 pulses"},{"name":"CVSS severity","points":7.0,"detail":"base score 10.0"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}