# CVE-2026-105116 — OpenIdentityPlatform OpenAM

> As of 2026-10-03, CVE-2026-105116 is a MEDIUM-severity vulnerability in OpenIdentityPlatform OpenAM, CVSS v3.1 6.1. No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-105116 as of 2026-10-03; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

**Last updated:** 2026-10-03

## What is CVE-2026-105116?

OpenAM before 16.1.3 contains a latent cross-site scripting defect that places the SAML message, relay state and target URL unencoded into the load-balancer cookie bounce auto-submit page. If reachable with cookieHashRedirectEnabled set, crafted requests could execute script in the OpenAM origin, though an unrelated HTTP 500 failure prevents exploitation in released versions.

The record classifies CVE-2026-105116 under weakness class [CWE-79](https://intel.threadlinqs.com/cwe/CWE-79). 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:** 6.1 — MEDIUM (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N`)
- **CVSS v4.0 base score:** 5.1 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N`)
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 3.1/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-10-03

## Is CVE-2026-105116 being exploited?

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

## Affected products and versions

- [OpenIdentityPlatform](https://intel.threadlinqs.com/vendors/openidentityplatform): OpenAM

## How to fix CVE-2026-105116

No vendor patch reference has been recorded for CVE-2026-105116 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-2026-105116

No threat campaign in the Threadlinqs corpus currently references CVE-2026-105116, 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 2026-10-04. This product uses the NVD API but is not endorsed or certified by the NVD.

**Vendor advisory and patch**

- [github.com — vendor advisory](https://github.com/OpenIdentityPlatform/OpenAM/security/advisories/GHSA-v796-mg6j-9c5m)

**Third-party advisory**

- [vulncheck.com — third party advisory](https://www.vulncheck.com/advisories/openam-before-16.1.3-latent-xss-in-saml-load-balancer-cookie-bounce-page)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-105116
Full detection coverage and IOCs for threats exploiting CVE-2026-105116 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp