Certain HP DeskJet All-in-One printers may be potentially vulnerable to information disclosure that allows an unauthenticated attacker to access sensitive information through exposed APIs.
https://www.securityweek.com/unpatched-backdoor-in-tenda-firmware-grants-admin-access-to-devices/
https://kb.cert.org/vuls/id/828543
https://www.kb.cert.org/vuls/id/828543
https://support.hp.com/us-en/document/ish_15558834-15558856-16/hpsbpi04148
Source: Mitre, NVD
Published: 2026-07-06
Updated: 2026-08-31
Base Score: 7.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N
Severity: High
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS: 0.00271