HP w1a34a Firmware vulnerabilities

4 CVEs affecting HP w1a34a Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-12785, published 2025-11-13.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2022-28721, published 2022-09-26. Critical severity, CVSS 9.8. EPSS: 2% chance of exploitation in the next 30 days. Certain HP Print Products are potentially vulnerable to Remote Code Execution.
• CVE-2025-12785, published 2025-11-13. High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days. Certain HP LaserJet Pro printers may be vulnerable to information disclosure leading to credential exposure by altering the scan/send destination address and/or modifying the LDAP Server.
• CVE-2025-12784, published 2025-11-13. Medium severity, CVSS 4.9. EPSS: 0.3% chance of exploitation in the next 30 days. Certain HP LaserJet Pro printers may be vulnerable to information disclosure leading to credential exposure by altering the scan/send destination address and/or modifying the LDAP Server.
• CVE-2025-43018, published 2025-07-30. Medium severity, CVSS 5.3. EPSS: 0.3% chance of exploitation in the next 30 days. Certain HP LaserJet Pro printers may be vulnerable to information disclosure when a non-authenticated user queries a device’s local address book.