Is CVE-2013-0723 actively exploited?

No active exploitation of CVE-2013-0723 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2013-0723 be exploited remotely?

Yes. CVE-2013-0723 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2013-0723?

CVE-2013-0723 has a CVSS score of 9.3 (CRITICAL).

HOME VULNERABILITIESCVE-2013-0723

CRITICAL

CVE-2013-0723

CWE-119Published: July 29, 2013· Updated: Jun 16, 2026

9.3

CVSS v3.1

Official Description

Multiple heap-based buffer overflows in etxrw.dll in Kingsoft Spreadsheets 2012 8.1.0.3030 allow remote attackers to cause a denial of service (memory corruption and crash) or possibly execute arbitrary code via a crafted spreadsheet file.

NVD Source

Technical Analysis

CVE-2013-0723 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.