# CVE-2026-73667 — openchoreo

> As of 2026-08-13, CVE-2026-73667 is a HIGH-severity vulnerability in openchoreo, CVSS v3.1 8.8, EPSS 0.6% (46.4th percentile). No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-73667 as of 2026-08-13; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

**Last updated:** 2026-08-13

## What is CVE-2026-73667?

OpenChoreo is a complete, open-source developer platform for Kubernetes. Prior to 1.0.4, 1.1.4, and 1.2.0-rc.2, OpenChoreo Workflow Plane templates under samples/getting-started/workflow-templates/ interpolated developer-controlled workflow parameters into shell program text executed through sh -c instead of passing the values through container.env, allowing arbitrary commands to run in workflow pods while affected privileged Podman templates lacked hostUsers: false. This issue is fixed in versions 1.0.4, 1.1.4, and 1.2.0-rc.2.

The record classifies CVE-2026-73667 under weakness class [CWE-78](https://intel.threadlinqs.com/cwe/CWE-78). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs low-privilege credentials, needs no user interaction, and has high impact on confidentiality, integrity, availability. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 53 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 8.8 — HIGH (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`)
- **EPSS (FIRST):** 0.6% probability of exploitation in the next 30 days, higher than 46.4% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 6.3/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-08-13

## Is CVE-2026-73667 being exploited?

It currently carries a trending score of 41 in the Threadlinqs vulnerability feed.

## Affected products and versions

- [openchoreo](https://intel.threadlinqs.com/vendors/openchoreo): openchoreo

## How to fix CVE-2026-73667

No vendor patch reference has been recorded for CVE-2026-73667 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-2026-73667

No threat campaign in the Threadlinqs corpus currently references CVE-2026-73667, 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, FIRST EPSS. Last verified by Threadlinqs on 2026-08-15. This product uses the NVD API but is not endorsed or certified by the NVD.

**Vendor advisory and patch**

- [github.com](https://github.com/openchoreo/openchoreo/security/advisories/GHSA-2mw5-23gm-pccq)

**Other references**

- [github.com](https://github.com/openchoreo/openchoreo/pull/4193)
- [github.com (4243)](https://github.com/openchoreo/openchoreo/pull/4243)
- [github.com (4277)](https://github.com/openchoreo/openchoreo/pull/4277)
- [github.com (4297)](https://github.com/openchoreo/openchoreo/pull/4297)
- [github.com (017c3c6d8b27c21d11c8c2b43da1846aa7ae73b9)](https://github.com/openchoreo/openchoreo/commit/017c3c6d8b27c21d11c8c2b43da1846aa7ae73b9)

_Showing 6 of 12 recorded references._

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-73667
Full detection coverage and IOCs for threats exploiting CVE-2026-73667 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp