SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2014-9456

Buffer overflow in NotePad++ 6.6.9 allows remote attackers to have unspecified impact via a long Time attribute in an Event element in an XML file.

EXPLOIT ✓HIGH 10.0EPSS 10.7%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 10.7%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.

Description

Buffer overflow in NotePad++ 6.6.9 allows remote attackers to have unspecified impact via a long Time attribute in an Event element in an XML file. NOTE: this issue was originally incorrectly mapped to CVE-2014-1004; see CVE-2014-1004 for more information.

CVSS 2.0
10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS
10.71% probability · 96th percentile
Public exploits
1 in Exploit-DB · verified · first 22 December 2014
CISA KEV
Not listed
Weakness
CWE-119
Affected
don ho/notepad\+\+
Source
cve@mitre.org
EPSS trend
0%8%15%4 November 2026: 10.71%4 November 20264 November 2026

EPSS 10.7% 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.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-35589source ↗Notepad++ 6.6.9 - Buffer Overflowwindows · TaurusOmardos22 December 2014yes

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