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CVE-2021-47875

CRITICAL
Allocation of Resources Without Limits or Throttling (CWE-770)
2026-01-21 disclosure@vulncheck.com
Buffer Overflow Denial Of Service
9.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Jan 26, 2026 - 15:04 vuln.today
Public exploit code
CVE Published
Jan 21, 2026 - 18:16 nvd
CRITICAL 9.8

DescriptionCVE.org

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.

AnalysisAI

GeoGebra CAS Calculator 6.0.631.0 has a denial of service vulnerability that crashes the application through uncontrolled resource consumption triggered by crafted mathematical expressions.

Technical ContextAI

GeoGebra CAS Calculator 6.0.631.0 fails to limit resource consumption (CWE-770) when processing certain mathematical expressions, allowing attackers to craft inputs that exhaust memory or CPU, crashing the application.

Affected ProductsAI

GeoGebra CAS Calculator 6.0.631.0

RemediationAI

Update GeoGebra. Be cautious opening worksheets from untrusted sources.

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CVE-2021-47875 vulnerability details – vuln.today
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