CVE-2021-47831

HIGH 7.5

Sandboxie 5.49.7 - Denial of Service

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

Sandboxie 5.49.7 contains a denial of service vulnerability that allows attackers to crash the application by overflowing the container folder input field. Attackers can paste a large buffer of repeated characters into the Sandbox container folder setting to trigger an application crash.

CWE	CWE-1284
Vendor	sandboxie-plus
Product	sandboxie
Published	Jan 16, 2026
Last Updated	Mar 5, 2026

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CVSS v3 Breakdown

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

Affected Versions

Sandboxie-Plus / Sandboxie

5.49.7

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/49844 sandboxie-plus.com: https://sandboxie-plus.com/ vulncheck.com: https://www.vulncheck.com/advisories/sandboxie-denial-of-service

Credits

Erick Galindo