CVEvulnerability
CVE-2021-26835
6.1 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-06-18
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.1 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-79
Description
No filtering of cross-site scripting (XSS) payloads in the markdown-editor in Zettlr 1.8.7 allows attackers to perform remote code execution via a crafted file.
Affected configurations
• zettlr zettlr 1.8.7
Related
Weakness · CWE (1)
- CWE-79 Improper Neutralization of Input During Web Page Generation weakness
References
- https://github.com/Zettlr/Zettlr/issues/1716 Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/Zettlr/Zettlr/releases/tag/v1.8.9 Release Notes, Third Party Advisory
- https://github.com/Zettlr/Zettlr/issues/1716 Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/Zettlr/Zettlr/releases/tag/v1.8.9 Release Notes, Third Party Advisory