SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2014-1816

Microsoft XML Core Services (aka MSXML) 3.0 and 6.0 does not properly restrict the information transmitted by Internet Explorer during a download action, which allows remote attackers to discover (1) full pathnames on the client system and (2) local…

MEDIUM 4.3EPSS 14.4%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 14.4%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.

Description

Microsoft XML Core Services (aka MSXML) 3.0 and 6.0 does not properly restrict the information transmitted by Internet Explorer during a download action, which allows remote attackers to discover (1) full pathnames on the client system and (2) local usernames embedded in these pathnames via a crafted web site, aka "MSXML Entity URI Vulnerability."

CVSS 2.0
4.3 MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:N
EPSS
14.36% probability · 97th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-264
Affected
microsoft/xml core services
Source
secure@microsoft.com
EPSS trend
0%8%15%26 October 2026: 14.36%26 October 202626 October 2026

EPSS 14.4% since 26 October 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.