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CVE-2026-45173— Idira Identity Browser Extension: Unauthorized Application Interaction via Origin Validation Failure

AI Predicted 6.5 Difficulty: Moderate EPSS 0.24% · P15

Affected Version Matrix 1

VendorProductVersion RangeStatus
CyberArk Software, a Palo Alto Networks CompanyIdentity Browser Extensions26.0.0< 26.8.1affected
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I. Basic Information for CVE-2026-45173

Vulnerability Information
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Vulnerability Title
Idira Identity Browser Extension: Unauthorized Application Interaction via Origin Validation Failure
Source: NVD (National Vulnerability Database)
Vulnerability 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
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
源验证错误
Source: NVD (National Vulnerability Database)
Vulnerability Title
CyberArk Idira Identity Browser Extension 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CyberArk Idira Identity Browser Extension是美国CyberArk公司的一个浏览器身份认证扩展。 CyberArk Idira Identity Browser Extension 26.8.1之前版本存在访问控制错误漏洞，该漏洞源于内部网页验证例程中存在来源验证缺陷，可能导致经过身份验证的用户导航到特制网页时，远程攻击者触发未经授权的应用程序交互或执行参数。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
CyberArk Software, a Palo Alto Networks CompanyIdentity Browser Extensions 26.0.0 ~ 26.8.1 -

II. Public POCs for CVE-2026-45173

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III. Intelligence Information for CVE-2026-45173

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Vendor Pages for CVE-2026-45173 (1)

Same Patch Batch · CyberArk Software, a Palo Alto Networks Company · 2026-06-11 · 8 CVEs total

CVE-2026-45171Idira Privileged Session Manager (PSM): Potential Code Execution due to an Incomplete Inpu
CVE-2026-45172Idira Privileged Session Manager for SSH (PSMP): Arbitrary Command Execution via Improper
CVE-2026-45175Idira Endpoint Privilege Manager Agent: Security Control and Cryptographic Validation Bypa
CVE-2026-45177Idira Secrets Manager SaaS Edge: Authentication Bypass of an internal validation mechanism
CVE-2026-45174Idira Endpoint Privilege Manager Linux Agent: Potential bypass of Agent Daemon Initializat
CVE-2026-45178Idira Secrets Manager Self-Hosted: Improper Access Control in Internal Cluster Endpoints
CVE-2026-45176Idira Endpoint Privilege Manager Agent: Local Privilege Escalation via Internal Communicat

IV. Related Vulnerabilities

Same vendor: CyberArk Software, a Palo Alto Networks Company
Same weakness: CWE-346

V. Comments for CVE-2026-45173

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