W1a78a Firmware vulnerabilities

3 known vulnerabilities in W1a78a Firmware from HP. 3 are rated high or critical. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 7.5 High severity

  HP Color LaserJet MFP M478-M479 series: Exposure of Sensitive Information to an Unauthorized Actor

  CVE-2025-12785Nov 13, 2025HP

  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.

• 8.8 High severity

  HP LaserJet Pro: Buffer Copy without Checking Size of Input

  CVE-2023-35176Jun 30, 2023HP

  Certain HP LaserJet Pro print products are potentially vulnerable to Buffer Overflow and/or Denial of Service when using the backup & restore feature through the embedded web service on the device.

• 9.8 Critical severity

  HP LaserJet Pro: Server-Side Request Forgery

  CVE-2023-35175Jun 30, 2023HPEPSS 1.86%

  Certain HP LaserJet Pro print products are potentially vulnerable to Potential Remote Code Execution and/or Elevation of Privilege via Server-Side Request Forgery (SSRF) using the Web Service Eventing model.