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VulnerabilityCVE-2026-105118Published 2026-10-03

CVE-2026-105118 — OpenIdentityPlatform OpenAM

medium

As of 2026-10-03, CVE-2026-105118 is a MEDIUM-severity vulnerability in OpenIdentityPlatform OpenAM, CVSS v3.1 4.7. No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-105118 as of 2026-10-03; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

CVSS v3.1
4.7/10Medium
EPSS
—No EPSS score yet
CISA KEV
NoNot in the KEV catalog
Tracked threats
0None linked yet
Priority
2.4/10Threadlinqs triage score
Published
CVSS v3.1 4.7 (MEDIUM) · CVSS v4.0 2.3 · Priority 2.4/10 · Published 2026-10-03

Last updated:

What is CVE-2026-105118?

OpenAM before 16.1.3 contains an open redirect vulnerability that allows unauthenticated attackers to redirect users by supplying an unverified id_token_hint to the /oauth2/connect/endSession endpoint. Attackers can name any realm client in a forged hint to redirect victims to any registered post-logout URI, enabling phishing that borrows the OpenAM host's trust.

The record classifies CVE-2026-105118 under weakness class CWE-347. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs a user to take an action first. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 2 days ago.

Severity and exploitation probability

CVSS v3.1 base score
4.7 — MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS v4.0 base score
2.3
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
CISA KEV
Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority
2.4/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published
2026-10-03

Is CVE-2026-105118 being exploited?

It currently carries a trending score of 30 in the Threadlinqs vulnerability feed.

Affected products and versions

How to fix CVE-2026-105118

No vendor patch reference has been recorded for CVE-2026-105118 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2026-105118

No threat campaign in the Threadlinqs corpus currently references CVE-2026-105118, in its CVE list or as an indicator. The linkage is recomputed from the live corpus on every daily ingest, so this section fills in as soon as a tracked campaign cites the identifier.

Sources

Enriched from CVE.org, NVD, GitHub Security Advisories. Last verified by Threadlinqs on . This product uses the NVD API but is not endorsed or certified by the NVD.

Vendor advisory and patch

Third-party advisory