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TI-2020-13350 Aliases CVE-2020-18221GHSA-2qh5-69gm-xwrw

Cross Site Scripting (XSS) in Typora v0.9.65 and earlier allows remote attackers to…

Priority LOW 30CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

Cross Site Scripting (XSS) in Typora v0.9.65 and earlier allows remote attackers to execute arbitrary code by injecting commands during block rendering of a mathematical formula.

Why it matters now

EPSS 0.01182 67th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:typora:typora:*:*:*:*:*:*:*:*up to 0.9.65VulnerableTypora
  • cpe:2.3:a:typora:typora:*:*:*:*:*:*:*:* Versions up to 0.9.65 Vulnerable ·Typora

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-18221
  2. 2026-10-03 Alias added: GHSA-2qh5-69gm-xwrw

References

Exploit 1

  • TI-2023-02173 Typora DOM-Based Cross-site Scripting leading to Remote Code Execution CVSS 3.1CRITICAL 9.6
  • TI-2023-02172 Typora Local File Disclosure CVSS 3.1HIGH 7.4
  • TI-2020-13372 Cross Site Scripting (XSS) vulnerability found in Typora v.0.9.65 allows a remote… CVSS 3.1HIGH 7.4
  • TI-2024-22009 Typora v1.0.0 through v1.7 version (below) Markdown editor has a cross-site scripting… CVSS 3.1HIGH 7.3
  • TI-2023-02783 Typora Local File Disclosure CVSS 3.1MEDIUM 6.5
  • TI-2024-20929 An issue in Typora v.1.8.10 and before, allows a local attacker to obtain sensitive… CVSS 3.1MEDIUM 6.1
See all 22 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences