CVE-2026-45173

Idira Identity Browser Extension: Unauthorized Application Interaction via Origin Validation Failure

Published Jun 11, 2026 CVSS 4.0 · 8.4 High EPSS < 1% KEV · Not listed
Description
Idira Identity Browser Extension (Chrome, Firefox, and Edge builds) versions prior to 26.8.1 exhibit an origin validation flaw within its internal web-page verification routines. If an authenticated user navigates to a specially crafted webpage, this interaction could potentially allow a remote attacker to trigger unauthorized application interaction or execution parameters within the context of that authenticated browser session. CyberArk Security Bulletin: CA26-21

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Cyberark
Cyberark identity Browser Extensions
Vendors & Products Cyberark
Cyberark identity Browser Extensions
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Idira Identity Browser Extension (Chrome, Firefox, and Edge builds) versions prior to 26.8.1 exhibit an origin validation flaw within its internal web-page verification routines. If an authenticated user navigates to a specially crafted webpage, this interaction could potentially allow a remote attacker to trigger unauthorized application interaction or execution parameters within the context of that authenticated browser session. CyberArk Security Bulletin: CA26-21
Title Idira Identity Browser Extension: Unauthorized Application Interaction via Origin Validation Failure
First Time appeared Cyberark Software A Palo Alto Networks Company
Cyberark Software A Palo Alto Networks Company identity Browser Extensions
Weaknesses CWE-346
CPEs cpe:2.3:a:cyberark_software_a_palo_alto_networks_company:identity_browser_extensions:*:*:chrome:*:*:*:*:*
cpe:2.3:a:cyberark_software_a_palo_alto_networks_company:identity_browser_extensions:*:*:edge:*:*:*:*:*
cpe:2.3:a:cyberark_software_a_palo_alto_networks_company:identity_browser_extensions:*:*:firefox:*:*:*:*:*
Vendors & Products Cyberark Software A Palo Alto Networks Company
Cyberark Software A Palo Alto Networks Company identity Browser Extensions
References
Metrics cvssV4_0

{'score': 8.4, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:L/VA:N/SC:H/SI:H/SA:N/U:Amber'}