What’s Vulnerable › Vulnerabilities

CVE-2020-27998

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-10-29 · updated 2026-06-17
• Weakness: CWE-862

Description

An issue was discovered in FastReport before 2020.4.0. It lacks a ScriptSecurity feature and therefore may mishandle (for example) GetType, typeof, TypeOf, DllImport, LoadLibrary, and GetProcAddress.

Affected products

• Fast-Report Fastreport: before 2020.4.0 — fixed in 2020.4.0

How to fix

Upgrade to a fixed version: Fast-Report Fastreport 2020.4.0. Check the vendor advisory for mitigations.

References

• https://github.com/FastReports/FastReport/compare/v2020.3.0...v2020.4.0
• https://github.com/FastReports/FastReport/pull/206
• https://opensource.fast-report.com/2020/09/report-script-security.html
• https://securitylab.github.com/advisories/GHSL-2020-143-FastReportsInc-FastReports
• https://github.com/FastReports/FastReport/compare/v2020.3.0...v2020.4.0
• https://github.com/FastReports/FastReport/pull/206
• https://opensource.fast-report.com/2020/09/report-script-security.html
• https://securitylab.github.com/advisories/GHSL-2020-143-FastReportsInc-FastReports

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