CVE-2026-30777

mediumpriority · track · 26OT risk · elevatedEPSS 0.004 · 29 %ileEUJPUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.35% (29th) EPSS

CVSS 6.5 · medium

Is it mine?

9 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · jvndb

EPSS · scored 2026-10-29

EC-CUBE provided by EC-CUBE CO.,LTD. contains a multi-factor authentication (MFA) bypass vulnerability. An attacker who has obtained a valid administrator ID and password may be able to bypass two-factor authentication and gain unauthorized access to the administrative page.

cvss

Technical severity, 0–10. One row per scoring source.

6.9

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Nprimary · NVD / NIST USexploitability 1.2 · impact 5.2

v3.04.9mediumCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:Nsecondary · vultures@jpcert.or.jpexploitability 1.2 · impact 3.6

v4.06.9mediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:Nsecondary · ENISA EU

v4.06.9mediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · vultures@jpcert.or.jp

v4.04.6mediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-288US

affected products (9)

Products and version ranges known to be affected.

EC-CUBE CO.,LTD. EC-CUBE 4.1 series≤ prior to 4.1.2-p5enisa_euvdEU
EC-CUBE CO.,LTD. EC-CUBE 4.2 series≤ prior to 4.2.3-p2enisa_euvdEU
EC-CUBE CO.,LTD. EC-CUBE 4.3 series≤ prior to 4.3.1-p1enisa_euvdEU
ec-cube ec-cube4.1.0 → 4.1.2nvdUScpe:2.3:a:ec-cube:ec-cube:*:*:*:*:*:*:*:*
ec-cube ec-cube= 4.1.2nvdUScpe:2.3:a:ec-cube:ec-cube:*:*:*:*:*:*:*:*
ec-cube ec-cube4.2.0 → 4.2.3nvdUScpe:2.3:a:ec-cube:ec-cube:*:*:*:*:*:*:*:*
ec-cube ec-cube= 4.2.3nvdUScpe:2.3:a:ec-cube:ec-cube:*:*:*:*:*:*:*:*
ec-cube ec-cube4.3.0 → 4.3.1nvdUScpe:2.3:a:ec-cube:ec-cube:*:*:*:*:*:*:*:*
ec-cube ec-cube= 4.3.1nvdUScpe:2.3:a:ec-cube:ec-cube:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

JVNDB-2026-000033JVN iPedia advisory JVNDB-2026-0000332026-03-05vendor · jvndbJP

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd jvndb NVD CVE.org MITRE

published 2026-03-05modified 2026-06-17

references (6)

External citations — patches, advisories, analysis.

scry

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