CVE-2020-36946

HIGH 7.5

SyncBreeze 10.0.28 - 'login' Denial of Service

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

SyncBreeze 10.0.28 contains a denial of service vulnerability in the login endpoint that allows remote attackers to crash the service. Attackers can send an oversized payload in the login request to overwhelm the application and potentially disrupt service availability.

CWE	CWE-770
Vendor	flexense ltd.
Product	syncbreeze
Published	Jan 27, 2026
Last Updated	Apr 7, 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

Flexense Ltd. / SyncBreeze

10.0.28

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/49291 syncbreeze.com: http://www.syncbreeze.com vulncheck.com: https://www.vulncheck.com/advisories/syncbreeze-login-denial-of-service

Credits

Ahmed Elkhressy