CVE-2021-47831

Sandboxie 5.49.7 - Denial of Service

CVSS 4.6 MEDIUMEPSS 0.3%CWE-1284

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 4.6EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

16 Jan 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Affected products

Sandboxie-Plus · Sandboxie

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References

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