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CVE-2026-30777

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.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:08a69d643bdc18c2873f8e2b823391e5ae06eeae4aebf877a715345f920289df
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 3 assertions

{"product":"EC-CUBE 4.3 series","vendor":"EC-CUBE CO.,LTD.","versions":[{"status":"affected","version":"prior to 4.3.1-p1"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d9b318a6cf4f3bd25d201f92efa49789f24df2b21eafe4eaad8a7d7300099aa0 · sha256:ded1d2efb067b1eb… · /containers/cna/affected/2

{"product":"EC-CUBE 4.2 series","vendor":"EC-CUBE CO.,LTD.","versions":[{"status":"affected","version":"prior to 4.2.3-p2"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d9b318a6cf4f3bd25d201f92efa49789f24df2b21eafe4eaad8a7d7300099aa0 · sha256:ded1d2efb067b1eb… · /containers/cna/affected/1

{"product":"EC-CUBE 4.1 series","vendor":"EC-CUBE CO.,LTD.","versions":[{"status":"affected","version":"prior to 4.1.2-p5"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d9b318a6cf4f3bd25d201f92efa49789f24df2b21eafe4eaad8a7d7300099aa0 · sha256:ded1d2efb067b1eb… · /containers/cna/affected/0
cvss · 2 assertions

{"metric":{"baseScore":4.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d9b318a6cf4f3bd25d201f92efa49789f24df2b21eafe4eaad8a7d7300099aa0 · sha256:ded1d2efb067b1eb… · /containers/cna/metrics/0/cvssV3_0

{"metric":{"baseScore":6.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d9b318a6cf4f3bd25d201f92efa49789f24df2b21eafe4eaad8a7d7300099aa0 · sha256:ded1d2efb067b1eb… · /containers/cna/metrics/1/cvssV4_0

Affected products and versions

3 source assertions
{"product":"EC-CUBE 4.3 series","vendor":"EC-CUBE CO.,LTD.","versions":[{"status":"affected","version":"prior to 4.3.1-p1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d9b318a6cf4f3bd25d201f92efa49789f24df2b21eafe4eaad8a7d7300099aa0 · sha256:ded1d2efb067b1eb… · /containers/cna/affected/2
{"product":"EC-CUBE 4.2 series","vendor":"EC-CUBE CO.,LTD.","versions":[{"status":"affected","version":"prior to 4.2.3-p2"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d9b318a6cf4f3bd25d201f92efa49789f24df2b21eafe4eaad8a7d7300099aa0 · sha256:ded1d2efb067b1eb… · /containers/cna/affected/1
{"product":"EC-CUBE 4.1 series","vendor":"EC-CUBE CO.,LTD.","versions":[{"status":"affected","version":"prior to 4.1.2-p5"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d9b318a6cf4f3bd25d201f92efa49789f24df2b21eafe4eaad8a7d7300099aa0 · sha256:ded1d2efb067b1eb… · /containers/cna/affected/0

Provider-owned CVSS observations

2 source assertions
{"metric":{"baseScore":4.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d9b318a6cf4f3bd25d201f92efa49789f24df2b21eafe4eaad8a7d7300099aa0 · sha256:ded1d2efb067b1eb… · /containers/cna/metrics/0/cvssV3_0
{"metric":{"baseScore":6.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d9b318a6cf4f3bd25d201f92efa49789f24df2b21eafe4eaad8a7d7300099aa0 · sha256:ded1d2efb067b1eb… · /containers/cna/metrics/1/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-288","description":"Authentication Bypass Using an Alternate Path or Channel","lang":"en-US","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d9b318a6cf4f3bd25d201f92efa49789f24df2b21eafe4eaad8a7d7300099aa0 · sha256:ded1d2efb067b1eb… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"url":"https://jvn.jp/en/jp/JVN63765888/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d9b318a6cf4f3bd25d201f92efa49789f24df2b21eafe4eaad8a7d7300099aa0 · sha256:ded1d2efb067b1eb… · /containers/cna/references/1
{"url":"https://www.ec-cube.net/info/weakness/20260209/index.php"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d9b318a6cf4f3bd25d201f92efa49789f24df2b21eafe4eaad8a7d7300099aa0 · sha256:ded1d2efb067b1eb… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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