SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2013-3863

Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 allow remote attackers to execute arbitrary code via a crafted OLE object in a file, aka "OLE Property Vulnerability."

HIGH 9.3EPSS 21.5%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 21.5%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 allow remote attackers to execute arbitrary code via a crafted OLE object in a file, aka "OLE Property Vulnerability."

CVSS 2.0
9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS
21.53% probability · 98th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-119
Affected
microsoft/windows xp · microsoft/windows server 2003
Source
secure@microsoft.com
EPSS trend
0%13%25%4 November 2026: 21.53%4 November 20264 November 2026

EPSS 21.5% since 4 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.