What’s Vulnerable › Vulnerabilities

CVE-2020-18221

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-05-26 · updated 2026-06-17
• Weakness: CWE-79

Description

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.

Affected products

• Typora: through 0.9.65

References

• https://github.com/typora/typora-issues/issues/2204
• https://github.com/typora/typora-issues/issues/2204

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