What’s Vulnerable › Vulnerabilities

CVE-2021-47875: GeoGebra CAS Calculator 6.0.631.0 - Denial of Service

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-21 · updated 2026-06-17
• Weakness: CWE-770

Description

GeoGebra CAS Calculator 6.0.631.0 contains a denial of service vulnerability that allows attackers to crash the application by generating a large buffer overflow. Attackers can create a payload with 8000 repeated characters and paste it into the calculator's input field to trigger an application crash.

Affected products

• GeoGebra CAS Calculator: 6.0.631.0

References

• https://www.exploit-db.com/exploits/49655
• https://www.geogebra.org
• https://www.vulncheck.com/advisories/geogebra-cas-calculator-denial-of-service

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