CVE-2025-9903

Out-of-bounds write vulnerabilities in print processing of Generic Plus PCL6 Printer Driver / Generic Plus UFR II Printer Driver / Generic Plus LIPS4 Printer Driver / Generic Plus LIPSLX Printer Driver / Generic Plus PS Printer Driver / UFRII LT Printer Driver / CARPS2 Printer Driver / Generic FAX Driver / LIPS4 Printer Driver / LIPSLX Printer Driver / UFR II Printer Driver / PS Printer Driver / PCL6 Printer Driver

CVSS 4.0

5.9CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N

CVSS 3.1

5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:L

EPSS

0.4% chance of exploitation in the next 30 days; higher than 28% of CVEs (scores of 2026-10-25)

CWE

CWE-787

Published

2025-09-29

Modified

2026-10-18

Record from

the NVD, synced 2026-10-19

References

• https://canon.jp/support/support-info/250925vulnerability-response
• https://psirt.canon/advisory-information/cp2025-005/
• https://www.canon-europe.com/support/product-security/
• https://www.usa.canon.com/about-us/to-our-customers/cp2025-005-vulnerabilities-remediation-for-certain-printer-drivers-for-production-printers-office-small-office-multifunction-printers-laser-printers

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