QwikSec

Security Database

CVE

CWE

Training

CVE Database
/

CVE-2021-47876

Back to search

CVE-2021-47876

Published: Jan 21, 2026

Modified: Jan 22, 2026

PUBLISHED

CVSS v3.1

7.5

HIGH

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.

VendorProductVersions

GeoGebra

GeoGebra Classic

affected
5.0.631.0

Weaknesses (CWE)

CWE-770

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now