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CVE Vulnerability Details :
CVE-2021-47876
PUBLISHED
More InfoOfficial Page
Assigner-VulnCheck
Assigner Org ID-83251b91-4cc7-4094-a5c7-464a1b83ea10
View Known Exploited Vulnerability (KEV) details
Published At-21 Jan, 2026 | 17:27
Updated At-22 Jan, 2026 | 16:52
Rejected At-
▼CVE Numbering Authority (CNA)
GeoGebra Classic 5.0.631.0-d - Denial of Service

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.

Affected Products
Vendor
GeoGebra
Product
GeoGebra Classic
Versions
Affected
  • 5.0.631.0
Problem Types
TypeCWE IDDescription
CWECWE-770Allocation of Resources Without Limits or Throttling
Type: CWE
CWE ID: CWE-770
Description: Allocation of Resources Without Limits or Throttling
Metrics
VersionBase scoreBase severityVector
4.06.7MEDIUM
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
3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Version: 4.0
Base score: 6.7
Base severity: MEDIUM
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
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
finder
Brian Rodriguez
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.exploit-db.com/exploits/49654
exploit
https://www.geogebra.org
product
https://www.vulncheck.com/advisories/geogebra-classic-d-denial-of-service
third-party-advisory
Hyperlink: https://www.exploit-db.com/exploits/49654
Resource:
exploit
Hyperlink: https://www.geogebra.org
Resource:
product
Hyperlink: https://www.vulncheck.com/advisories/geogebra-classic-d-denial-of-service
Resource:
third-party-advisory
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found