Description
PassFab Excel Password Recovery 8.3.1 contains a structured exception handling buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying a malicious payload in the registration code field. Attackers can craft a buffer overflow payload with a pop-pop-ret gadget and shellcode that triggers code execution when pasted into the Licensed E-mail and Registration Code field during the registration process.
Metrics
CVSS 3.1 7.8/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Passfab | Excel Password Recovery | 8.3.1 |
References
- https://www.exploit-db.com/exploits/46301Exploit, VDB Entry
- https://www.passfab.com/downloads/passfab-excel-password-recovery.exeProduct
- https://www.passfab.com/products/excel-password-recovery.htmlProduct
- https://www.vulncheck.com/advisories/passfab-excel-password-recovery-seh-buffer-overflowThird Party Advisory
Timeline
- Published
- Mar 26, 2026
- Last modified
- Jun 17, 2026
- NVD status
- Analyzed