Medium severity · published Jun 11, 2026
CVE-2026-45173
Idira Identity Browser Extension: Unauthorized Application Interaction via Origin Validation Failure
6.5
CVSS
0.2%
EPSS
No
On KEV
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
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 5% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IB
Identity Browser Extensions · CyberArk Software, a Palo Alto Networks Company
26.0.0 before 26.8.1 · source: vendor
II
Idira Identity Browser Extension · Paloaltonetworks
26.0.0 before 26.8.1 · source: NVD
Affected product
IB
Identity Browser Extensions
CyberArk Software, a Palo Alto Networks Company