P5Verified

CVE-2026-105118: OpenAM 0 to before 16.1.3

CVE-2026-105118. CVSS 3.1 base score 4.7 (MEDIUM, Vendor/CNA). EPSS 0.001 (percentile 0.00794), scored 05-Oct-2026. Fixed version: e3cbe8470fbc44f2d9d906d0b393dc37ce6744df.

Affected technology

OpenAM · 0 to before 16.1.3
OpenIdentityPlatform

Description’s affected range: before 16.1.3

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · Passive user interaction

What an attacker can do

Unauthenticated attackers can redirect users by supplying an unverified id_token_hint to the /oauth2/connect/endSession endpoint. Vendor/CNA’s CVSS 4.0 assessment (base score 2.3/10) rates confidentiality and integrity impact as low; availability impact as none.

Published 11-Oct-2026 23:34 UTC

CWE: CWE-347
CCR priority: 18.8 /100 (P5)
CVSS 3.1: 4.7 /10 · CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N · Vendor/CNA
EPSS: 0.001 · percentile 0.00813 · 2026-10-11
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-11 23:42:05.235979+00:00 UTC
GitHub Advisory Database · Source record · observed 2026-10-04 06:01:24.332572+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-06 17:55:17.257073+00:00 UTC
OSV.dev · Source record · observed 2026-10-07 03:19:31.921362+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-105118.html