High severity7.8NVD Advisory· Published Feb 10, 2026· Updated Jun 17, 2026

CVE-2026-20841

Description

Improper neutralization of special elements used in a command ('command injection') in Windows Notepad App allows an unauthorized attacker to execute code locally.

Affected products

Microsoft/Windows Notepad
cpe:2.3:a:microsoft:windows_notepad:*:*:*:*:*:*:*:*
Range: <11.2510
Microsoft/Windows Notepad Appllm-fuzzy2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: 11.0.0

Patches

Vulnerability mechanics

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20841nvdVendor Advisory
news.ycombinator.com/itemnvdIssue Tracking

News mentions

No linked articles in our index yet.

cvss	0.507
epss	0.009
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000