atiilla/Notepad-8.9.6-PoC

PoC

Proof-of-concept scripts for three vulnerabilities in Notepad++ <= 8.9.6, patched in v8.9.6.1 (2026-05-26) CVE-2026-48770 / CVE-2026-48778 / CVE-2026-48800

view exploit source poc_in_githubauthor atiillapublished 2026-05-28catalog poc_in_github

exploited CVEs (1)

Known CVEs related to this entry.

ID	severity	EPSS	exploitable	published
CVE-2026-48770US	—	0.14% (3rd)	Exploit	2026-06-26
Notepad++ is a free and open-source source code editor. Prior to 8.9.6.1, a local process in the same interactive Windows session can send a malformed WM_COPYDATA message to Notepa…

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