CVE-2026-33366

🗓️ 27 Mar 2026 05:25:58Reported by jpcertType

Missing authentication for a critical function in Buffalo Wi-Fi routers may allow an attacker to force a reboot.

Reporter	Title	Published	Views	Family All 9
ATTACKERKB	CVE-2026-33366	27 Mar 202605:25	–	attackerkb
Circl	CVE-2026-33366	27 Mar 202603:00	–	circl
CNNVD	BUFFALO Wi-Fi router 访问控制错误漏洞	27 Mar 202600:00	–	cnnvd
Cvelist	CVE-2026-33366	27 Mar 202605:25	–	cvelist
EUVD	EUVD-2026-16551	27 Mar 202606:31	–	euvd
Japan Vulnerability Notes	Multiple vulnerabilities in BUFFALO Wi-Fi routers	27 Mar 202608:18	–	jvn
NVD	CVE-2026-33366	27 Mar 202606:16	–	nvd
Positive Technologies	PT-2026-28477	27 Mar 202600:00	–	ptsecurity
RedhatCVE	CVE-2026-33366	28 Mar 202610:51	–	redhatcve

NVD

Node

buffalo wcr-1166dhpl_firmwareRange<1.01

AND

buffalo wcr-1166dhplMatch-

Node

buffalo wsr3600be4-kh_firmwareRange<6.02

AND

buffalo wsr3600be4-khMatch-

Node

buffalo wsr3600be4p_firmwareRange<5.02

AND

buffalo wsr3600be4pMatch-

Node

buffalo wxr-1750dhp_firmwareRange<2.63

AND

buffalo wxr-1750dhpMatch-

Node

buffalo wxr-1750dhp2_firmwareRange<2.63

AND

buffalo wxr-1750dhp2Match-

Node

buffalo wxr18000be10p_firmwareRange<5.03

AND

buffalo wxr18000be10pMatch-

Node

buffalo wxr-1900dhp_firmwareRange<2.53

AND

buffalo wxr-1900dhpMatch-

Node

buffalo wxr-1900dhp2_firmwareRange<2.62

AND

buffalo wxr-1900dhp2Match-

Node

buffalo wxr-1900dhp3_firmwareRange<2.66

AND

buffalo wxr-1900dhp3Match-

Node

buffalo wxr-5950ax12_firmwareRange<3.57

AND

buffalo wxr-5950ax12Match-

Node

buffalo wxr-6000ax12b_firmwareRange<3.57

AND

buffalo wxr-6000ax12bMatch-

Node

buffalo wxr-6000ax12p_firmwareRange<3.57

AND

buffalo wxr-6000ax12pMatch-

Node

buffalo wxr-6000ax12s_firmwareRange<3.57

AND

buffalo wxr-6000ax12sMatch-

Node

buffalo wzr-1166dhp_firmwareRange<2.20

AND

buffalo wzr-1166dhpMatch-

Node

buffalo wzr-1166dhp2_firmwareRange<2.20

AND

buffalo wzr-1166dhp2Match-

Node

buffalo wzr-1750dhp_firmwareRange<2.32

AND

buffalo wzr-1750dhpMatch-

Node

buffalo wzr-1750dhp2_firmwareRange<2.33

AND

buffalo wzr-1750dhp2Match-

Node

buffalo wzr-s1750dhp_firmwareRange<2.34

AND

buffalo wzr-s1750dhpMatch-

Node

buffalo wrm-d2133hp_firmwareRange<3.01

AND

buffalo wrm-d2133hpMatch-

Node

buffalo wrm-d2133hs_firmwareRange<3.01

AND

buffalo wrm-d2133hsMatch-

Node

buffalo wtr-m2133hp_firmwareRange<3.01

AND

buffalo wtr-m2133hpMatch-

Node

buffalo wtr-m2133hs_firmwareRange<3.01

AND

buffalo wtr-m2133hsMatch-

Node

buffalo wem-1266_firmwareRange<2.87

AND

buffalo wem-1266Match-

Node

buffalo wem-1266wp_firmwareRange<2.87

AND

buffalo wem-1266wpMatch-

Node

buffalo vr-u300w_firmwareRange<1.42

AND

buffalo vr-u300wMatch-

Node

buffalo vr-u500x_firmwareRange<1.42

AND

buffalo vr-u500xMatch-

Node

buffalo wapm-1266r_firmwareRange<1.42

AND

buffalo wapm-1266rMatch-

Node

buffalo wapm-1266wdpr_firmwareRange<1.42

AND

buffalo wapm-1266wdprMatch-

Node

buffalo wapm-1266wdpra_firmwareRange<1.42

AND

buffalo wapm-1266wdpraMatch-

Node

buffalo wapm-1750d_firmwareRange<1.07

AND

buffalo wapm-1750dMatch-

Node

buffalo wapm-2133r_firmwareRange<1.42

AND

buffalo wapm-2133rMatch-

Node

buffalo wapm-2133tr_firmwareRange<1.42

AND

buffalo wapm-2133trMatch-

Node

buffalo wapm-ax4r_firmwareRange<1.42

AND

buffalo wapm-ax4rMatch-

Node

buffalo wapm-ax8r_firmwareRange<1.42

AND

buffalo wapm-ax8rMatch-

Node

buffalo wapm-axetr_firmwareRange<1.42

AND

buffalo wapm-axetrMatch-

Node

buffalo waps-1266_firmwareRange<1.42

AND

buffalo waps-1266Match-

Node

buffalo waps-ax4_firmwareRange<1.42

AND

buffalo waps-ax4Match-

Node

buffalo fs-m1266_firmwareRange<4.13

AND

buffalo fs-m1266Match-

Node

buffalo fs-s1266_firmwareRange<4.13

AND

buffalo fs-s1266Match-

Node

buffalo wzr-600dhp_firmwareMatch-

AND

buffalo wzr-600dhpMatch-

Node

buffalo wzr-600dhp2_firmwareMatch-

AND

buffalo wzr-600dhp2Match-

Node

buffalo wzr-600dhp3_firmwareMatch-

AND

buffalo wzr-600dhp3Match-

Node

buffalo wzr-900dhp_firmwareMatch-

AND

buffalo wzr-900dhpMatch-

Node

buffalo wzr-900dhp2_firmwareMatch-

AND

buffalo wzr-900dhp2Match-

Node

buffalo wzr-s600dhp_firmwareMatch-

AND

buffalo wzr-s600dhpMatch-

Node

buffalo wzr-s900dhp_firmwareMatch-

AND

buffalo wzr-s900dhpMatch-

[
  {
    "vendor": "BUFFALO INC.",
    "product": "BUFFALO Wi-Fi router products",
    "versions": [
      {
        "version": "See \"References\" section",
        "status": "affected"
      }
    ]
  }
]

Source	Link
jvn	www.jvn.jp/en/jp/JVN83788689/
buffalo	www.buffalo.jp/news/detail/20260323-01.html

17 Jun 2026 10:37Current

5.8Medium risk

Vulners AI Score5.8

CVSS 35.3

CVSS 46.9

EPSS0.0034

CWE-306