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CVE-2026-105114— OpenAM before 16.1.3 Reflected XSS via OAuth2 Authorization Error Page

Quick assessment

Affected
OpenIdentityPlatform OpenAM
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OpenAM 16.1.3 之前的版本中存在一个反射型跨站脚本（XSS）漏洞，未经身份验证的攻击者可以通过提供经过精心构造的参数，在 OAuth2 授权错误页面中注入脚本，这些参数在未编码的情况下被渲染。攻击者可以诱使受害者点击带有重复参数的精心构造的 /oauth2/authorize 链接，从而在 OpenAM 的源上下文中执行 JavaScript，利用现有会话或将用户重定向到钓鱼页面。

CVSS 6.1 · Medium

Affected Version Matrix 2

VendorProduct Version RangeStatus
OpenIdentityPlatform OpenAM < 16.1.3 affected
16.1.3 unaffected
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I. Basic Information for CVE-2026-105114

Vulnerability Information
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Vulnerability Title
OpenAM before 16.1.3 Reflected XSS via OAuth2 Authorization Error Page
Source: CVE Program / CVE List V5
Vulnerability Description
OpenAM before 16.1.3 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject script by supplying crafted parameters rendered unencoded on the OAuth2 authorization error page. Attackers can lure victims to a crafted /oauth2/authorize link with repeated parameters to run JavaScript in the OpenAM origin, acting within existing sessions or redirecting to phishing pages.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
OpenIdentityPlatform OpenAM 0 ~ 16.1.3 -

II. Public POCs for CVE-2026-105114

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III. Intelligence Information for CVE-2026-105114

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Vendor Advisories for CVE-2026-105114 (2)

Same Patch Batch · OpenIdentityPlatform · 2026-10-03 · 9 CVEs total

CVE-2026-105115 8.6 HIGH OpenAM before 16.1.3 Unauthenticated Arbitrary Class Instantiation via JAX-RPC Interface
CVE-2026-105119 6.8 MEDIUM OpenAM before 16.1.3 PKCE Enforcement Bypass via OAuth 2.0 Hybrid Flows
CVE-2026-105117 6.1 MEDIUM OpenAM before 16.1.3 Email Content Injection via Users REST Self-Service Actions
CVE-2026-105116 6.1 MEDIUM OpenAM before 16.1.3 Latent XSS in SAML Load-Balancer Cookie Bounce Page
CVE-2026-105122 5.4 MEDIUM OpenAM before 16.1.3 SSRF via OpenID Connect Client jwks_uri
CVE-2026-105120 4.9 MEDIUM OpenAM before 16.1.3 Cross-Realm Session Disclosure via Sessions REST Endpoint
CVE-2026-105121 4.9 MEDIUM OpenAM before 16.1.3 Improper Authorization in Delegated Session-Destroy Realm Scoping
CVE-2026-105118 4.7 MEDIUM OpenAM before 16.1.3 Open Redirect via Unverified id_token_hint in endSession

IV. Related Vulnerabilities

Same product: OpenAM
Same vendor: OpenIdentityPlatform
Same weakness: CWE-79

V. Comments for CVE-2026-105114

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