CVE-2025-14234

CRITICAL 9.8CVE-2025-14234 · Published 16/01/2026 · updated 17/06/2026

In short

CVE-2025-14234 is a CRITICAL (CVSS 9.8) vulnerability.
Chance of exploitation in the next 30 days (EPSS): 0.90%, higher than 59.8% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
—	No affected product versions are listed for this vulnerability yet.

Description

Buffer overflow in CPCA list processing 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.

References

canon.jp/support/support-info/260115vulnerability-response · Vendor Advisory
psirt.canon/advisory-information/cp2026-001 · Vendor Advisory
canon-europe.com/support/product-security · Vendor Advisory
usa.canon.com/support/canon-product-advisories/Service-Notice-Regarding-Remediation-Measure-Against-Potential-Buffer-Overflow-Vulnerability-in-Laser-Printers-and-Small-Office-Multifunctional-Printers · Vendor Advisory

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Package	Affected versions	Patched versions
—	No affected product versions are listed for this vulnerability yet.

Package

Affected versions

Patched versions

—

No affected product versions are listed for this vulnerability yet.

Description