CVE-2026-57916 Arbitrary Path Execution via CPS URI in proCertum SmartSign

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...

CVE-2026-57916

CVE-2026-57916 affects proCertum SmartSign. The flaw arises when SmartSign opens a Certificate Practice Statement (CPS) URI without validating its schema, enabling an attacker to craft a certificate with a CPS URI pointing to a local executable or any URL. When a victim signs a document with such...

EUVD-2026-49142

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...