CVE-2023-34261: Kyocera D-COPIA253MF Plus Firmware

Medium severity, CVSS 5.3. EPSS: 8.1% chance of exploitation in the next 30 days.

Kyocera TASKalfa 4053ci printers through 2VG_S000.002.561 allow identification of valid user accounts via username enumeration because they lead to a "nicht einloggen" error rather than a falsch error.

Affected products

• Kyocera D-COPIA253MF Plus Firmware: up to and including 2vg_s000.002.561

Published 2023-11-03. Last modified 2026-06-17.