CVE-2026-23767

EUVD-2026-9594
ESC/POS, a printer control language designed by Seiko Epson Corporation, lacks mechanisms for user authentication and command authorization, does not provide controls to restrict sources or destinations of network communication, and transmits commands without encryption or integrity protection.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
epsonsb-h50_firmware
-
epsontm-h6000v_firmware
-
epsontm-l100_firmware
-
epsontm-m10_firmware
-
epsontm-m30_firmware
-
epsontm-m30ii_firmware
-
epsontm-m30ii-h_firmware
-
epsontm-m30ii-s_firmware
-
epsontm-m30ii-sl_firmware
-
epsontm-m30iii_firmware
-
epsontm-m30iii-h_firmware
-
epsontm-m55_firmware
-
epsontm-p20ii_firmware
-
epsontm-p80ii_firmware
-
epsontm-p20_firmware
-
epsontm-p60ii_firmware
-
epsontm-p80_firmware
-
epsontm-t20ii_firmware
-
epsontm-t20iii_firmware
-
epsontm-t88vi_firmware
-
epsontm-t88vi-ihub_firmware
-
epsontm-t88vii_firmware
-
epsonub-r04_firmware
-
epsonub-e04_firmware
-
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://download4.epson.biz/sec_pubs/bs/pdf/IP_Filtering_Guide_en_revA.pdf
https://jvn.jp/en/ta/JVNTA97995322/
https://www.epson.jp/support/misc_t/260305_oshirase.htm