CVE-2021-47876

HIGH SEVERITY

CVSS Score & Metrics

Base Score

7.5 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H                                    

Vulnerability Description

GeoGebra Classic 5.0.631.0-d contains a denial of service vulnerability in the input field that allows attackers to crash the application by sending oversized buffer content. Attackers can generate a large buffer of 800,000 repeated characters and paste it into the 'Entrada:' input field to trigger an application crash.

Vulnerability Details

Published Date

January 21, 2026

Last Modified

January 26, 2026

CWE ID

CWE-770

Source

NVD

Vendor

GeoGebra

Product

GeoGebra Classic

External References

https://www.exploit-db.com/exploits/49654
https://www.geogebra.org
https://www.vulncheck.com/advisories/geogebra-classic-d-denial-of-service

CVE-2021-47876

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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