# Crossplane Runtime vulnerabilities

Source: https://junglewise.ai/threats/technologies/crossplane-runtime  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/crossplane-runtime.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in Crossplane Runtime: 0 in the last 7 days and 3 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-105163, was published on 4 October 2026. Nothing in the last four weeks, down from 1 vulnerability in the four before.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 3
- All time: 3 (0 critical, 0 exploited in the wild)

## About Crossplane Runtime

Crossplane runtime library for managing Kubernetes cloud resources and services.

## Latest Crossplane Runtime vulnerabilities

- [CVE-2026-105163: Crossplane crossplane-runtime time-of-check time-of-use in package verification](https://junglewise.ai/threats/cve-2026-105163-a-vulnerability-was-detected-in-crossplane-crossplane-runtime-up) (medium, CVSS 5.3, published 4 Oct 2026)
- [Crossplane Runtime signature verification TOCTOU race condition](https://junglewise.ai/threats/go-2026-6302-signature-verification-toctou-allows-installing-unverified-4e39ceaa) (info, published 9 Sep 2026)
- [Crossplane package manager signature bypass via TOCTOU in tag resolution](https://junglewise.ai/threats/crossplane-package-manager-signature-bypass-via-toctou-in-tag-c3cd8716) (high, CVSS 8.2, published 27 Aug 2026)

## Most severe Crossplane Runtime vulnerabilities

- [Crossplane package manager signature bypass via TOCTOU in tag resolution](https://junglewise.ai/threats/crossplane-package-manager-signature-bypass-via-toctou-in-tag-c3cd8716) (high, CVSS 8.2, published 27 Aug 2026)
- [CVE-2026-105163: Crossplane crossplane-runtime time-of-check time-of-use in package verification](https://junglewise.ai/threats/cve-2026-105163-a-vulnerability-was-detected-in-crossplane-crossplane-runtime-up) (medium, CVSS 5.3, published 4 Oct 2026)
- [Crossplane Runtime signature verification TOCTOU race condition](https://junglewise.ai/threats/go-2026-6302-signature-verification-toctou-allows-installing-unverified-4e39ceaa) (info, published 9 Sep 2026)

## Vulnerabilities per week

Nothing in the last four weeks, down from 1 vulnerability in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 1 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 1 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 1 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Crossplane Runtime vulnerabilities", https://junglewise.ai/threats/technologies/crossplane-runtime, 9 November 2026.