CVE-2026-57916
Arbitrary Path Execution via CPS URI in proCertum SmartSign
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
proCertum SmartSign opens Certificate Practice Statement (CPS) URI without schema validation. An attacker can prepare arbitrary certificate with CPS URI pointing to a local executable file or any URL, sign a document with it, and send it to the victim. When the victim opens the document in the application, the specified file will be executed (or webpage will be opened). This issue was fixed in version 9.4.3.90.
| CWE | CWE-73 |
| Vendor | asseco |
| Product | procertum smartsign |
| Published | Jul 27, 2026 |
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Affected Versions
Asseco / proCertum SmartSign
0 < 9.4.3.90
References
Credits
Mariusz Maik