Vulnerability details

CVE-2026-123551

OpenIdentityPlatform OpenAM

OpenAM 14.0.0 before 16.1.4 Session Token Disclosure via Notification WebSocket

CVSS 4.0

10.0Critical

Official description

OpenAM from 14.0.0 before 16.1.4 contains an information disclosure vulnerability that allows unauthenticated attackers to read live session tokens from the notification WebSocket. Attackers can bypass the agent-only check through an unvalidated internal forward on legacy Liberty ID-FF endpoints, collecting iPlanetDirectoryPro tokens to hijack user and administrator sessions.

CVSS scores

Score	Version	Source	Vector
10.0Critical	4.0	CVEProject cvelistV5 (CNA) (VulnCheck)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H`
10.0Critical	3.1	CVEProject cvelistV5 (CNA) (VulnCheck)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H`

Affected products

Vendor	Product	Versions	Source
OpenIdentityPlatform	OpenAM	14.0.0 ≤ v < 16.1.4	CVEProject cvelistV5 (CNA)
OpenIdentityPlatform	OpenAM	14.0.0 ≤ v < 16.1.4	CVEProject cvelistV5 (CNA)
OpenIdentityPlatform	OpenAM	14.0.0 ≤ v < 16.1.4	CVEProject cvelistV5 (CNA)

References and advisories

https://github.com/OpenIdentityPlatform/OpenAM/security/advisories/GHSA-5c3q-hp86-xjr8 vendor-advisory
https://www.vulncheck.com/advisories/openam-14.0.0-before-16.1.4-session-token-disclosure-via-notification-websocket third-party-advisory

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Details

Published: 2026-11-08
Last updated: 2026-11-08
State: Published
Assigner (CNA): VulnCheck
Kolun priority: 24 · Low

Exploit prediction (EPSS)

0.42%

Probability of exploitation in 30 days

37.2%

Percentile (among all CVEs)

Weaknesses (CWE)

CWE-201
Insertion of Sensitive Information Into Sent Data