# HedgeDoc vulnerabilities

Source: https://junglewise.ai/threats/vendors/hedgedoc  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/hedgedoc.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 6 vulnerabilities in HedgeDoc: 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-2026-102927, was published on 5 November 2026. 1 vulnerability in the last four weeks, up from none in the four before. 1 technology has a page of its own.

## Counts

- Last 7 days: 0
- Last 30 days: 1
- Last 90 days: 1
- All time: 6 (0 critical, 0 exploited in the wild)

## About HedgeDoc

An open-source collaborative real-time markdown editor.

## Latest HedgeDoc vulnerabilities

- [CVE-2026-102927: HedgeDoc permission handler improper validation](https://junglewise.ai/threats/cve-2026-102927-hedgedoc-is-an-open-source-real-time-collaborative-markdown) (info, published 5 Nov 2026)
- [CVE-2026-58489: HedgeDoc CSRF in GitHub Gist export callback](https://junglewise.ai/threats/cve-2026-58489-hedgedoc-csrf-in-github-gist-export-callback) (info, CVSS 6.8, published 13 Jul 2026)
- [CVE-2026-58486: HedgeDoc denial of service via YAML alias bomb in note frontmatter](https://junglewise.ai/threats/cve-2026-58486-hedgedoc-denial-of-service-via-yaml-alias-bomb-in-note) (info, CVSS 8.3, published 13 Jul 2026)
- [CVE-2026-58488: HedgeDoc rate-limit bypass via CF-Connecting-IP spoofing](https://junglewise.ai/threats/cve-2026-58488-hedgedoc-rate-limit-bypass-via-cf-connecting-ip-spoofing) (info, CVSS 6.9, published 13 Jul 2026)
- [CVE-2026-58487: HedgeDoc stored HTML injection via email local-part](https://junglewise.ai/threats/cve-2026-58487-hedgedoc-stored-html-injection-via-email-local-part) (info, CVSS 5.1, published 13 Jul 2026)
- [CVE-2025-66629: HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.4, some of HedgeDoc's…](https://junglewise.ai/threats/cve-2025-66629-hedgedoc-is-an-open-source-real-time-collaborative-markdown-notes) (low, CVSS 3.7, published 5 Dec 2025)

## Most severe HedgeDoc vulnerabilities

- [CVE-2025-66629: HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.4, some of HedgeDoc's…](https://junglewise.ai/threats/cve-2025-66629-hedgedoc-is-an-open-source-real-time-collaborative-markdown-notes) (low, CVSS 3.7, published 5 Dec 2025)
- [CVE-2026-58486: HedgeDoc denial of service via YAML alias bomb in note frontmatter](https://junglewise.ai/threats/cve-2026-58486-hedgedoc-denial-of-service-via-yaml-alias-bomb-in-note) (info, CVSS 8.3, published 13 Jul 2026)
- [CVE-2026-58488: HedgeDoc rate-limit bypass via CF-Connecting-IP spoofing](https://junglewise.ai/threats/cve-2026-58488-hedgedoc-rate-limit-bypass-via-cf-connecting-ip-spoofing) (info, CVSS 6.9, published 13 Jul 2026)
- [CVE-2026-58489: HedgeDoc CSRF in GitHub Gist export callback](https://junglewise.ai/threats/cve-2026-58489-hedgedoc-csrf-in-github-gist-export-callback) (info, CVSS 6.8, published 13 Jul 2026)
- [CVE-2026-58487: HedgeDoc stored HTML injection via email local-part](https://junglewise.ai/threats/cve-2026-58487-hedgedoc-stored-html-injection-via-email-local-part) (info, CVSS 5.1, published 13 Jul 2026)
- [CVE-2026-102927: HedgeDoc permission handler improper validation](https://junglewise.ai/threats/cve-2026-102927-hedgedoc-is-an-open-source-real-time-collaborative-markdown) (info, published 5 Nov 2026)

## Vulnerabilities per week

1 vulnerability in the last four weeks, up from none 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 | 0 | 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 | 1 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## HedgeDoc technologies

- [HedgeDoc](https://junglewise.ai/threats/technologies/hedgedoc): 6 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, "HedgeDoc vulnerabilities", https://junglewise.ai/threats/vendors/hedgedoc, 13 November 2026.