CVE-2026-82805
Typora Mermaid Rendering cross site scripting
CVSS Score
4.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-79 CWE-94 |
| Vendor | n/a |
| Product | typora |
| Published | Aug 31, 2026 |
| Last Updated | Aug 31, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
n/a / 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
References
vuldb.com: https://vuldb.com/vuln/397225 vuldb.com: https://vuldb.com/vuln/397225/cti vuldb.com: https://vuldb.com/cve/CVE-2026-82805 vuldb.com: https://vuldb.com/submit/863528 github.com: https://github.com/zzk6th/cve/issues/5 typora.io: https://typora.io/releases/all typora.io: https://typora.io/#download
Credits
🔍 z0ng (VulDB User) VulDB CNA Team