CVE-2026-2538
7.3
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X
Summary
A security flaw has been discovered in Flos Freeware Notepad2 4.2.22/4.2.23/4.2.24/4.2.25. Affected is an unknown function in the library Msimg32.dll. Performing a manipulation results in uncontrolled search path. Attacking locally is a requirement. The attack's complexity is rated as high. The exploitability is told to be difficult. The vendor was contacted early about this disclosure but did not respond in any way.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Flos Freeware | Notepad2 | 4.2.22 | affected |
| Flos Freeware | Notepad2 | 4.2.23 | affected |
| Flos Freeware | Notepad2 | 4.2.24 | affected |
| Flos Freeware | Notepad2 | 4.2.25 | affected |
Weaknesses
- CWE-427: Uncontrolled Search Path
- CWE-426: Untrusted Search Path
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: total
References
- https://vuldb.com/?id.346126
- https://vuldb.com/?ctiid.346126
- https://vuldb.com/?submit.749345
- https://github.com/Cyber-Wo0dy/report/blob/main/notepad2/4.2.25/notepad2_dll_hijacking.md
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