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.
Metrics
Affected Vendors & Products
References
History
Mon, 27 Jul 2026 15:30:00 +0000
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ssvc
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Mon, 27 Jul 2026 13:15:00 +0000
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| First Time appeared |
Asseco
Asseco procertum Smartsign |
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| Vendors & Products |
Asseco
Asseco procertum Smartsign |
Mon, 27 Jul 2026 11:30:00 +0000
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| Description | 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. | |
| Title | Arbitrary Path Execution via CPS URI in proCertum SmartSign | |
| Weaknesses | CWE-73 | |
| References |
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| Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: CERT-PL
Published:
Updated: 2026-07-27T14:41:43.080Z
Reserved: 2026-06-26T10:47:10.593Z
Link: CVE-2026-57916
Updated: 2026-07-27T14:41:40.301Z
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OpenCVE Enrichment
Updated: 2026-07-27T12:49:37Z