CVE-2020-28416: HP Officejet 250 CZ992A Firmware

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

HP has identified a security vulnerability with the I.R.I.S. OCR (Optical Character Recognition) software available with HP PageWide and OfficeJet printer software installations that could potentially allow unauthorized local code execution.

Affected products

• HP Officejet 250 CZ992A Firmware: before 40.11.1148 (fixed in 40.11.1148)
• HP Officejet 250c l9d57a Firmware: before 40.11.1148 (fixed in 40.11.1148)
• HP Officejet 252 n4l16c Firmware: before 40.11.1148 (fixed in 40.11.1148)
• HP Officejet 252c n4l18c Firmware: before 40.11.1148 (fixed in 40.11.1148)
• HP Officejet 258 n4l17a Firmware: before 40.11.1148 (fixed in 40.11.1148)
• HP Officejet 4650 e6g87a Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4650 f1h96a Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4650 f1h96b Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4650 f1j03a Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4650 f1j04a Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4650 f9d37a Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4650 k9v77a Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4650 k9v85b Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4651 k9v83b Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4652 f1j02a Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4652 f1j05b Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4652 k9v84b Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4654 f1j06b Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4654 f1j07b Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4654 k9v76a Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4655 f1j00a Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4655 k9v82b Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4656 k9v81b Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4657 v6d27b Firmware: before 40.11.1122 (fixed in 40.11.1122)
• HP Officejet 4657 v6d29b Firmware: before 40.11.1122 (fixed in 40.11.1122)
• and 130 more

Published 2021-11-03. Last modified 2026-06-17.