CVE-2025-65519
CWE-674Published: February 18, 2026· Updated: Feb 20, 2026
Official Description
mayswind ezbookkeeping versions 1.2.0 and earlier contain a critical vulnerability in JSON and XML file import processing. The application fails to validate nesting depth during parsing operations, allowing authenticated attackers to trigger denial of service conditions by uploading deeply nested malicious files. This results in CPU exhaustion, service degradation, or complete service unavailability.
Technical Analysis
CVE-2025-65519 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 6.5.
A proof-of-concept (PoC) exploit exists for CVE-2025-65519. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (1)
Quick Facts
Related CVEs (CWE-674)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2025-65519 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts