CVE-2026-82805
Medium
Description
A vulnerability was found in Typora up to 1.13.8/1.14.6. This vulnerability affects unknown code of the component Mermaid Rendering Engine. The manipulation of the argument classDef/style results in cross site scripting. The attack may be launched remotely. The exploit has been made public and could be used. Upgrading to version 1.14.8 is able to resolve this issue. You should upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
SeverityMedium
CVSS4.3
Exploit probability—
ProductTypora
PublishedAug 31, 2026
First seenAug 31, 2026
Weakness typeCWE-79Cross-site scripting (XSS)CWE-94Code injection
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| typora typora | 1.13.0, 1.13.1, 1.13.2, 1.13.3, 1.13.4, 1.13.5, 1.13.6, 1.13.7, 1.13.8, 1.14.0, 1.14.1, 1.14.2, 1.14.3, 1.14.4, 1.14.5, 1.14.6 | — |
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