# CVE-2026-29042: GO-2026-4598 - Nuclio Shell Runtime Command Injection Leading to Privilege Escalation in github.com/nuclio/nuclio

Source: https://junglewise.ai/threats/cve-2026-29042-nuclio-shell-runtime-command-injection-leading-to-privilege  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-03-10  
License: CC BY 4.0 with a link back

CVE-2026-29042 · Severity: medium · CVSS 4 · Published 2026-03-10

Nuclio Shell Runtime Command Injection Leading to Privilege Escalation in github.com/nuclio/nuclio

Technologies: [github.com/nuclio/nuclio (Go)](https://junglewise.ai/threats/technologies/github-com-nuclio-nuclio). Vendors: [Go](https://junglewise.ai/threats/vendors/go).

## Quick answers

**Is CVE-2026-29042 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-29042 being exploited in the wild.

**How severe is CVE-2026-29042?** Medium severity, with a CVSS score of 4, published 10 March 2026.

**Which products and versions are affected?** github.com/nuclio/nuclio (Go) SEMVER:introduced=0, SEMVER:introduced=0,fixed=1.15.20.

**Is there a fix for CVE-2026-29042?** Yes. github.com/nuclio/nuclio (Go): upgrade to 1.15.20 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2026-29042?** Check whether you run github.com/nuclio/nuclio (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- github.com/nuclio/nuclio (Go): upgrade to 1.15.20 or later

  ```sh
  go get github.com/nuclio/nuclio@v1.15.20
  ```


## Affected products

- github.com/nuclio/nuclio (Go) SEMVER:introduced=0, SEMVER:introduced=0,fixed=1.15.20

## Identifiers

- CVE-2026-29042
- GHSA-95fj-3w7g-4r27
- GO-2026-4598

## Related threats

- [Nuclio code injection in Java runtime build.gradle](https://junglewise.ai/threats/cve-2026-52833-nuclio-code-injection-in-java-runtime-build-gradle)
- [Nuclio Dashboard path traversal in spec.handler allows arbitrary file write](https://junglewise.ai/threats/cve-2026-52832-nuclio-dashboard-path-traversal-in-spec-handler-allows-arbitrary)
- [Nuclio command injection in cron trigger event headers and body](https://junglewise.ai/threats/cve-2026-52831-nuclio-command-injection-in-cron-trigger-event-headers-and-body)
- [Nuclio missing authorization in project write paths](https://junglewise.ai/threats/cve-2026-45730-nuclio-missing-authorization-in-project-write-paths)