How many CVEs does Notepad++ have?

Notepad++ has 5 published CVE records since 2007, including 3 in the last two years.

How many Notepad++ CVEs are in CISA KEV?

None of Notepad++'s CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.

Which Notepad++ products have the most CVEs?

The Notepad++ products with the most published CVEs are Notepad++, Notepad++ v8.8.3.

What are the most common weakness types in Notepad++ CVEs?

Notepad++'s CVEs most often map to these CWE weakness types: CWE-134 (Use of Externally-Controlled Format String), CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer), CWE-427 (Uncontrolled Search Path Element), CWE-94 (Improper Control of Generation of Code ('Code Injection')).

Are there public exploits for Notepad++ vulnerabilities?

Yes — 3 of Notepad++'s CVEs have a known public exploit.

What is the average severity of Notepad++ CVEs?

The average CVSS base score across Notepad++'s scored CVEs is 6.9.

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5 CVEs

Notepad++ Vulnerabilities

Name: Notepad++ vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

CVE security advisories and vulnerability history for Notepad++.

5

Total CVEs

Published

0

In CISA KEV

Exploited in the wild

3

Public exploits

PoC or exploit code

6.9

Avg CVSS

2007–2026

Overview

Notepad++ has 5 published CVE records since 2007, of which 0 are in CISA's Known Exploited Vulnerabilities catalog and 3 have a known public exploit. The average CVSS base score across scored CVEs is 6.9.

Security scorecard

A quick read on Notepad++'s vulnerability posture, as a share of its 5 published CVEs.

Average CVSS: 6.9
Critical / high: 60%
Actively exploited (KEV): 0%
Public exploit available: 60%
Patch available: 40%

Severity and exploitation

How the CVSS severity of Notepad++'s CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical0

High3

Medium2

Low0

In CISA’s Known Exploited Vulnerabilities catalog

0

None of Notepad++'s CVEs are currently listed in CISA's KEV catalog.

Public exploits

3

3 of Notepad++'s CVEs have a known public exploit available.

Most affected products

The Notepad++ products with the most published CVEs. Follow any product to browse its versions and vulnerabilities.

Common weakness types

The CWE weakness categories most often found in Notepad++ CVEs. Follow any weakness for its full explanation.

CNAs that assign these CVEs

The CVE Numbering Authorities that publish Notepad++ CVE records.

Disclosure activity by year

How many Notepad++ CVEs were published each year.

2007

1

2008

1

2025

1

2026

2

Latest Notepad++ CVEs

The most recently disclosed vulnerabilities affecting Notepad++.

Notepad++ 8.9.3 Format String Injection via nativeLang.xml
CWE-134
Medium · CVSS 4.6
EPSS 0.2%2026-04-30
Vulnerability in Notepad++
CWE-134
Medium · CVSS 6.6
EPSS 0.2%2026-04-27
High vulnerability · 2025-09-26
CWE-427
High · CVSS 8.4
EPSS 0.4%2025-09-26
High vulnerability · 2008-08-01
CWE-94
High · CVSS 7.5
EPSS 1.8%2008-08-01
High vulnerability · 2007-05-14
CWE-119
High · CVSS 7.6
EPSS 15.5%2007-05-14

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Other vendors

CVE counts for other vendors.

microsoft41,739 CVEs linux25,260 CVEs Google17,495 CVEs Apple15,495 CVEs Oracle13,348 CVEs Debian10,233 CVEs IBM9,452 CVEs Red Hat8,581 CVEs

Browse all vendors

Frequently asked questions

Common questions about Notepad++ vulnerabilities.

How many CVEs does Notepad++ have?: Notepad++ has 5 published CVE records since 2007, including 3 in the last two years.
How many Notepad++ CVEs are in CISA KEV?: None of Notepad++'s CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.
Which Notepad++ products have the most CVEs?: The Notepad++ products with the most published CVEs are Notepad++, Notepad++ v8.8.3.
What are the most common weakness types in Notepad++ CVEs?: Notepad++'s CVEs most often map to these CWE weakness types: CWE-134 (Use of Externally-Controlled Format String), CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer), CWE-427 (Uncontrolled Search Path Element), CWE-94 (Improper Control of Generation of Code ('Code Injection')).
Are there public exploits for Notepad++ vulnerabilities?: Yes — 3 of Notepad++'s CVEs have a known public exploit.
What is the average severity of Notepad++ CVEs?: The average CVSS base score across Notepad++'s scored CVEs is 6.9.

References

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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