What’s Vulnerable › Vulnerabilities

CVE-2021-27517

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-07-20 · updated 2026-06-17
• Weakness: CWE-79

Description

Foxit PDF SDK For Web through 7.5.0 allows XSS. There is arbitrary JavaScript code execution in the browser if a victim uploads a malicious PDF document containing embedded JavaScript code that abuses app.alert (in the Acrobat JavaScript API).

Affected products

• Foxit Phantompdf: through 9.7.5.29616; from 10.0.0.0 through 10.1.3.37598
• Foxit Reader: through 10.1.3.37598

References

• https://www.foxitsoftware.com/support/security-bulletins.html
• https://www.foxitsoftware.com/support/security-bulletins.html

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