Keyfactor
Keyfactor Signserver: vulnerabilities and CVEs
Keyfactor Signserver has 7 published vulnerabilities, 7 of them in the last 12 months. 0 are rated critical and 0 are listed by CISA as actively exploited.
CVEs7
Last 12 months7
Critical0
Actively exploited0
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Latest vulnerabilities
| CVE | Severity | EPSS | Active exploitation | Published | Description |
|---|---|---|---|---|---|
| CVE-2026-25827 | Low (2.3) | 0.16% | — | Sep 15, 2026 | An issue was discovered in Keyfactor SignServer before 7.6.0. A number of properties were identified to not have any restrictions to what path they can be set to by an admin user. Setting these properties to specific… |
| CVE-2026-25826 | Medium (4.9) | 0.39% | — | Sep 15, 2026 | An issue was discovered in Keyfactor SignServer before 7.6.0. The attribute ATTRIBUTESFILE in PKCS11CryptoToken can be set to a readable file but not an accepted file (i.e., recognized with attributes). In this case, an… |
| CVE-2026-25825 | Low (2.7) | 0.29% | — | Sep 15, 2026 | An issue was discovered in Keyfactor SignServer before 7.6.0. The output file to which SignerStatusReportWorker logs the report can be set to any path, even one that points to a file that already exists. This gives a… |
| CVE-2025-26787 | Medium (4.7) | 0.15% | — | Dec 22, 2025 | An error in the SignServer container startup logic was found in Keyfactor SignServer versions prior to 7.2. The Admin CLI command used to configure Certificate access to the initial startup of the container sets a… |
| CVE-2025-47222 | Medium (6.5) | 0.30% | — | Nov 13, 2025 | A class name enumeration was found in Keyfactor SignServer versions prior to 7.3.2. Setting any chosen class name to any of the properties requiring a class path and the provided class is not expected to return… |
| CVE-2025-47221 | Medium (5.3) | 0.25% | — | Nov 13, 2025 | An arbitrary file write was found in Keyfactor SignServer versions prior to 7.3.2. The properties ARCHIVETODISK_FILENAME-PATTERN, ARCHIVETODISK_PATH_BASE, ARCHIVETODISK_PATH_PATTERN can be set to any path, even ones… |
| CVE-2025-47220 | Medium (5.3) | 0.27% | — | Nov 13, 2025 | A local file enumeration was found in Keyfactor SignServer versions prior to 7.3.2 .The property VISIBLE_SIGNATURE_CUSTOM_IMAGE_PATH, which exists in the PDFSigner and the PAdESSigner, can be set to any path without any… |