# CVE-2026-75887 — Red Hat OpenShift Container Platform 4

> As of 2026-09-24, CVE-2026-75887 is a HIGH-severity vulnerability in Red Hat OpenShift Container Platform 4, CVSS v3.1 7.5, EPSS 0.3% (27.4th percentile). No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-75887 as of 2026-09-24; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

**Last updated:** 2026-09-24

## What is CVE-2026-75887?

A flaw was found in the OpenShift console. An unauthenticated attacker can exploit a path traversal vulnerability by manipulating the `lng` and `ns` query parameters in the `/locales/resource.json` endpoint. This allows the attacker to read sensitive `*.json` files from the pod filesystem, including plugin manifests and configuration files. Furthermore, this flaw can enable path traversal against registered dynamic-plugin backends.

The record classifies CVE-2026-75887 under weakness class [CWE-22](https://intel.threadlinqs.com/cwe/CWE-22). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 12 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 7.5 — HIGH (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`)
- **EPSS (FIRST):** 0.3% probability of exploitation in the next 30 days, higher than 27.4% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 4.8/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-09-23, last modified 2026-09-24

## Is CVE-2026-75887 being exploited?

It currently carries a trending score of 36 in the Threadlinqs vulnerability feed.

## Affected products and versions

- [Red Hat](https://intel.threadlinqs.com/vendors/red-hat): OpenShift Container Platform 4

## How to fix CVE-2026-75887

No vendor patch reference has been recorded for CVE-2026-75887 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-2026-75887

No threat campaign in the Threadlinqs corpus currently references CVE-2026-75887, 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, FIRST EPSS. Last verified by Threadlinqs on 2026-09-25.

**Third-party advisory**

- [access.redhat.com — vdb entry](https://access.redhat.com/security/cve/CVE-2026-75887)
- [bugzilla.redhat.com — issue tracking](https://bugzilla.redhat.com/show_bug.cgi?id=2517889)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-75887
Full detection coverage and IOCs for threats exploiting CVE-2026-75887 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp