Sharp and Toshiba Tec MFPs (multifunction printers) for a certain market have been shipped with the user authentication feature disabled in the initial configuration. When used with the initial configuration, the address book editing and a range of features related to Document Filing can be accessed without user authentication. Products intended for the Japanese market are not affected.
https://www.toshibatec.com/information/20260731_01.html
https://www.toshibatec.co.jp/news/info/20260731-01.html
https://jvn.jp/en/vu/JVNVU98759887/
https://global.sharp/corporate/info/product-security/advisory-list/2026-004/
https://corporate.jp.sharp/info/product-security/advisory-list/2026-004/
Published: 2026-08-03
Updated: 2026-08-03
Base Score: 6.4
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N
Severity: Medium
Base Score: 6.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Severity: Medium
Base Score: 6.9
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Severity: Medium