# Backstage TechDocs vulnerabilities

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

Junglewise Threat Intelligence has tracked 3 vulnerabilities in Backstage TechDocs: 0 in the last 7 days and 1 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-88064, was published on 16 September 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: 1
- All time: 3 (0 critical, 0 exploited in the wild)

## About Backstage TechDocs

Technical documentation plugin for Backstage developer portal.

## Latest Backstage TechDocs vulnerabilities

- [CVE-2026-88064: Backstage TechDocs YAML injection in mkdocs configuration](https://junglewise.ai/threats/cve-2026-88064-backstage-techdocs-yaml-injection-in-mkdocs-configuration) (high, CVSS 8.8, published 16 Sep 2026)
- [CVE-2021-32661: Backstage TechDocs script injection via object element](https://junglewise.ai/threats/cve-2021-32661-backstage-techdocs-script-injection-via-object-element) (low, CVSS 3.1, published 4 Jun 2021)
- [CVE-2021-32662: Backstage TechDocs path traversal in mkdocs.yml](https://junglewise.ai/threats/cve-2021-32662-backstage-techdocs-path-traversal-in-mkdocs-yml) (low, CVSS 3.1, published 4 Jun 2021)

## Most severe Backstage TechDocs vulnerabilities

- [CVE-2026-88064: Backstage TechDocs YAML injection in mkdocs configuration](https://junglewise.ai/threats/cve-2026-88064-backstage-techdocs-yaml-injection-in-mkdocs-configuration) (high, CVSS 8.8, published 16 Sep 2026)
- [CVE-2021-32662: Backstage TechDocs path traversal in mkdocs.yml](https://junglewise.ai/threats/cve-2021-32662-backstage-techdocs-path-traversal-in-mkdocs-yml) (low, CVSS 3.1, published 4 Jun 2021)
- [CVE-2021-32661: Backstage TechDocs script injection via object element](https://junglewise.ai/threats/cve-2021-32661-backstage-techdocs-script-injection-via-object-element) (low, CVSS 3.1, published 4 Jun 2021)

## 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 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 1 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 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 |

## Other Backstage technologies

- [Backstage Plugin-Scaffolder-Backend](https://junglewise.ai/threats/technologies/plugin-scaffolder-backend): 10 vulnerabilities
- [Backstage Plugin-Techdocs-Node](https://junglewise.ai/threats/technologies/plugin-techdocs-node): 10 vulnerabilities
- [Backstage Backend-Defaults](https://junglewise.ai/threats/technologies/backend-defaults): 5 vulnerabilities
- [Backstage Plugin-Auth-Backend](https://junglewise.ai/threats/technologies/plugin-auth-backend): 4 vulnerabilities
- [Backstage Catalog Backend Plugin](https://junglewise.ai/threats/technologies/plugin-catalog-backend): 4 vulnerabilities
- [Backstage Plugin-Techdocs-Backend](https://junglewise.ai/threats/technologies/plugin-techdocs-backend): 4 vulnerabilities
- [Backstage Scaffolder Backend Plugin](https://junglewise.ai/threats/technologies/scaffolder-backend-plugin): 3 vulnerabilities

## 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, "Backstage TechDocs vulnerabilities", https://junglewise.ai/threats/technologies/techdocs, 9 November 2026.