CVE-2021-47877

GeoGebra Graphing Calculato‪r‬ 6.0.631.0 - Denial Of Service

Published Jan 21, 2026 CVSS 4.0 · 6.7 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Geogebra
Geogebra graphing Calculator
Vendors & Products Geogebra
Geogebra graphing Calculator
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title GeoGebra Graphing Calculato‪r‬ 6.0.631.0 - Denial Of Service
Weaknesses CWE-770
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6.7, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Jan 22, 2026, 4:51 PM
Reserved
Jan 18, 2026, 12:35 PM
Status
Deferred
Published
Jan 21, 2026, 6:16 PM
Modified
Jun 17, 2026, 4:18 AM