What’s Vulnerable › Vulnerabilities

CVE-2021-47831: Sandboxie 5.49.7 - Denial of Service

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-16 · updated 2026-06-17
• Weakness: CWE-1284

Description

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.

Affected products

• sandboxie-plus Sandboxie: 5.49.7

References

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

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