High severity7.5NVD Advisory· Published Jan 21, 2026· Updated Apr 15, 2026

CVE-2021-47877

Description

GeoGebra Graphing Calculator 6.0.631.0 contains a denial of service vulnerability that allows attackers to crash the application by inputting an oversized buffer. Attackers can generate a payload of 8000 repeated characters to overwhelm the input field and cause the application to become unresponsive.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

GeoGebra/Graphing Calculatorllm-create
Range: =6.0.631.0

Patches

Vulnerability mechanics

References

www.exploit-db.com/exploits/49653nvd
www.geogebra.orgnvd
www.vulncheck.com/advisories/geogebra-graphing-calculator-denial-of-servicenvd

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