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Vulnerability record · CVE-2007-2666 · published 14 May 2007

CVE-2007-2666: Notepad\+\+ memory buffer overflow vulnerability

NNotepad\+\+ · Notepad\+\+

Stack-based buffer overflow in LexRuby.cxx (SciLexer.dll) in Scintilla 1.73, as used by notepad++ 4.1.1 and earlier, allows user-assisted remote attackers to execute arbitrary code via certain Ruby (.rb) files with long lines. NOTE: this was originally reported as a vulnerability in notepad++.

7.6 CVSS 2.0 High EPSS 16% · top 3.3% CWE-119 · Memory buffer overflow
7.6CVSS 2.0 base score
16%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
24References
16 Jun 2026Last modified by NVD

Description

Stack-based buffer overflow in LexRuby.cxx (SciLexer.dll) in Scintilla 1.73, as used by notepad++ 4.1.1 and earlier, allows user-assisted remote attackers to execute arbitrary code via certain Ruby (.rb) files with long lines. NOTE: this was originally reported as a vulnerability in notepad++.

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

Affected products

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

References

LinkTags
http://osvdb.org/36007
http://scintilla.cvs.sourceforge.net/scintilla/scintilla/src/LexRuby.cxx?view=log#rev1.13
http://secunia.com/advisories/25245 Vendor Advisory
http://secunia.com/advisories/25327
http://www.securityfocus.com/archive/1/468529/100/0/threaded
http://www.securityfocus.com/archive/1/469348/100/100/threaded
http://www.securityfocus.com/bid/23961
http://www.vupen.com/english/advisories/2007/1794 Vendor Advisory
http://www.vupen.com/english/advisories/2007/1867 Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/34269
https://exchange.xforce.ibmcloud.com/vulnerabilities/34372
https://www.exploit-db.com/exploits/3912
http://osvdb.org/36007
http://scintilla.cvs.sourceforge.net/scintilla/scintilla/src/LexRuby.cxx?view=log#rev1.13
http://secunia.com/advisories/25245 Vendor Advisory
http://secunia.com/advisories/25327
http://www.securityfocus.com/archive/1/468529/100/0/threaded
http://www.securityfocus.com/archive/1/469348/100/100/threaded
http://www.securityfocus.com/bid/23961
http://www.vupen.com/english/advisories/2007/1794 Vendor Advisory
http://www.vupen.com/english/advisories/2007/1867 Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/34269
https://exchange.xforce.ibmcloud.com/vulnerabilities/34372
https://www.exploit-db.com/exploits/3912

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Source: NIST National Vulnerability Database (record CVE-2007-2666), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.