Notepad++ 7.3.3 (32-bit) with Hex Editor Plugin v0.9.5 might allow user-assisted…
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Notepad++ 7.3.3 (32-bit) with Hex Editor Plugin v0.9.5 might allow user-assisted attackers to execute code via a crafted file, because of a "Data from Faulting Address controls Code Flow" issue. One threat model is a victim who obtains an untrusted crafted file from a remote location and issues several user-defined commands.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mh-nexus:hex_editor:0.9.5:*:*:*:*:*:*:* | 0.9.5 | Vulnerable | Mh-nexus |
| cpe:2.3:a:notepad-plus-plus:notepad\+\+:7.3.3:*:*:*:*:*:*:* | 7.3.3 | Running on | notepad-plus-plus |
- cpe:2.3:a:mh-nexus:hex_editor:0.9.5:*:*:*:*:*:*:* Versions 0.9.5 Vulnerable ·Mh-nexus
- cpe:2.3:a:notepad-plus-plus:notepad\+\+:7.3.3:*:*:*:*:*:*:* Versions 7.3.3 Running on ·notepad-plus-plus
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-8803
- 2026-10-03 Alias added: GHSA-m789-p7c6-4q2w
References
Sources
- CVE-2017-8803 · CVE Program
- CVE-2017-8803 · NVD
- FIRST EPSS
- GHSA-m789-p7c6-4q2w · GitHub Advisory Database · CC BY 4.0
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