Hedgedoc

13 CVEs across 1 Hedgedoc products. Browse Hedgedoc vulnerabilities, severities, and proof-of-concept exploits.

Hedgedoc products with known CVEs

ProductCVEs
Hedgedoc17
Hedgedoc CVEs — newest first
CVESeverityScorePublishedSummary
CVE-2026-584892026-07-13HedgeDoc is an open source, real-time collaborative markdown notes application. Prior to 1.11.0, the GitHub Gist export flow created an OAuth2  state  value bu…
CVE-2026-584862026-07-13HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to version 1.11.0, HedgeDoc was vulnerable to a YAML alias bomb due to…
CVE-2026-584882026-07-13HedgeDoc is an open source, real-time, collaborative, markdown notes application. Versions prior to 1.11.0 allowed attackers to circumvent the rate-limiting of…
CVE-2026-584872026-07-13HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to version 1.11.0, due to unsafe handling of the local-part of register…
CVE-2026-25642Medium4.32026-02-06HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.6, files served below the /uploads/ endpoint did not use a more…
CVE-2025-66629Low3.72025-12-05HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.4, some of HedgeDoc's OAuth2 endpoints for social login provide…
CVE-2025-32391Medium6.42025-04-10HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to 1.10.3, a malicious SVG file uploaded to HedgeDoc results in the pos…
CVE-2024-45308Medium6.52024-09-02HedgeDoc is an open source, real-time, collaborative, markdown notes application. When using HedgeDoc 1 with MySQL or MariaDB, it is possible to create notes w…
CVE-2023-38487Medium6.52023-08-04HedgeDoc is software for creating real-time collaborative markdown notes. Prior to version 1.9.9, the API of HedgeDoc 1 can be used to create notes with an ali…
CVE-2022-24837Medium5.32022-04-11HedgeDoc is an open-source, web-based, self-hosted, collaborative markdown editor. Images uploaded with HedgeDoc version 1.9.1 and later have an enumerable fil…
CVE-2021-39175High8.12021-08-30HedgeDoc is a platform to write and share markdown. In versions prior to 1.9.0, an unauthenticated attacker can inject arbitrary JavaScript into the speaker-no…
CVE-2021-29503High8.12021-05-19HedgeDoc is a platform to write and share markdown. HedgeDoc before version 1.8.2 is vulnerable to a cross-site scripting attack using the YAML-metadata of a n…
CVE-2021-29474Medium4.72021-04-26HedgeDoc (formerly known as CodiMD) is an open-source collaborative markdown editor. An attacker can read arbitrary `.md` files from the server's filesystem du…
CVE-2021-29475Critical10.02021-04-26HedgeDoc (formerly known as CodiMD) is an open-source collaborative markdown editor. An attacker is able to receive arbitrary files from the file system when e…
CVE-2021-21259High7.42021-01-22HedgeDoc is open source software which lets you create real-time collaborative markdown notes. In HedgeDoc before version 1.7.2, an attacker can inject arbitra…
CVE-2020-26287High8.72020-12-29HedgeDoc is a collaborative platform for writing and sharing markdown. In HedgeDoc before version 1.7.1 an attacker can inject arbitrary `script` tags in Hedge…
CVE-2020-26286High7.52020-12-29HedgeDoc is a collaborative platform for writing and sharing markdown. In HedgeDoc before version 1.7.1 an unauthenticated attacker can upload arbitrary files…