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Vulnerability record · CVE-2012-4886 · published 24 March 2014

CVE-2012-4886: Kingsoft office 2012 memory buffer overflow vulnerability

Kingsoft · Office 2012

Stack-based buffer overflow in wpsio.dll in Kingsoft WPS Office 2012 possibly 8.1.0.3238 allows remote attackers to execute arbitrary code via a long BSTR string.

10.0 CVSS 2.0 High EPSS 15% · top 3.3% CWE-119 · Memory buffer overflow
10.0CVSS 2.0 base score
15%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References, 4 tagged exploit
16 Jun 2026Last modified by NVD

Description

Stack-based buffer overflow in wpsio.dll in Kingsoft WPS Office 2012 possibly 8.1.0.3238 allows remote attackers to execute arbitrary code via a long BSTR string.

AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://osvdb.org/92847
http://packetstormsecurity.com/files/121431/WPS-Office-Stack-Buffer-Overflow.html Exploit
http://seclists.org/fulldisclosure/2013/Apr/247
http://www.exploit-db.com/exploits/25140 Exploit
http://www.securityfocus.com/bid/59529
https://exchange.xforce.ibmcloud.com/vulnerabilities/83862
http://osvdb.org/92847
http://packetstormsecurity.com/files/121431/WPS-Office-Stack-Buffer-Overflow.html Exploit
http://seclists.org/fulldisclosure/2013/Apr/247
http://www.exploit-db.com/exploits/25140 Exploit
http://www.securityfocus.com/bid/59529
https://exchange.xforce.ibmcloud.com/vulnerabilities/83862

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2012-4886), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.