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.

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

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

News mentions

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