CVE-2025-14231
9.8 · CRITICALOverview
CVE-2025-14231 is a critical-severity vulnerability affecting canon lbp1238_ii_firmware. It was published on January 16, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Buffer overflow in print job processing by WSD on Small Office Multifunction Printers and Laser Printers(*) which may allow an attacker on the network segment to trigger the affected product being unresponsive or to execute arbitrary code. *: Satera LBP670C Series/Satera MF750C Series firmware v06.02 and earlier sold in Japan.Color imageCLASS LBP630C/Color imageCLASS MF650C Series/imageCLASS LBP230 Series/imageCLASS X LBP1238 II/imageCLASS MF450 Series/imageCLASS X MF1238 II/imageCLASS X MF1643i II/imageCLASS X MF1643iF II firmware v06.02 and earlier sold in US.i-SENSYS LBP630C Series/i-SENSYS MF650C Series/i-SENSYS LBP230 Series/1238P II/1238Pr II/i-SENSYS MF450 Series/i-SENSYS MF550 Series/1238i II/1238iF II/imageRUNNER 1643i II/imageRUNNER 1643iF II firmware v06.02 and earlier sold in Europe.
Remediation
Check the references section for vendor advisories and patches from canon. Update lbp1238_ii_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| canon | lbp1238_ii_firmware | 0 | Affected |
| canon | lbp632cdw_firmware | 0 | Affected |
| canon | lbp633cdw_firmware | 0 | Affected |
| canon | lbp236dw_firmware | 0 | Affected |
| canon | lbp237dw_firmware | 0 | Affected |
| canon | mf1643i_ii_firmware | 0 | Affected |
| canon | mf1643if_ii_firmware | 0 | Affected |
| canon | mf1238_ii_firmware | 0 | Affected |
| canon | mf652cw_firmware | 0 | Affected |
| canon | mf653cdw_firmware | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2025-14231?
CVE-2025-14231 is a critical-severity vulnerability affecting canon lbp1238_ii_firmware. It was published on January 16, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2025-14231?
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2025-14231?
Check the references section for vendor advisories and patches from canon. Update lbp1238_ii_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2025-14231?
CyberStrike's AI-powered security agents can automatically detect CVE-2025-14231 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
AI-driven PR review catches vulnerable dependencies before they ship.
Browser-based exploitation validates findings with real proof-of-concept.