High severityNVD Advisory· Published Dec 15, 2025· Updated Apr 15, 2026

CVE-2023-53873

Description

SyncBreeze 15.2.24 contains a denial of service vulnerability in the login authentication mechanism that allows attackers to crash the service. Attackers can send an oversized password parameter with repeated 'password=' values to overwhelm the login endpoint and potentially disrupt service availability.

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

www.exploit-db.com/exploits/51725nvd
www.syncbreeze.comnvd
www.vulncheck.com/advisories/syncbreeze-denial-of-service-via-login-endpoint-overflownvd

News mentions

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