CVE-2026-4208

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Source
https://cve.org/CVERecord?id=CVE-2026-4208
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-4208.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-4208
Aliases
Published
2026-03-17T08:34:52.141Z
Modified
2026-07-15T01:48:55.170949795Z
Severity
  • 7.7 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N CVSS Calculator
Summary
Authentication Bypass in extension "E-Mail MFA Provider" (mfa_email)
Details

The extension fails to properly reset the generated MFA code after successful authentication. This leads to a possible MFA bypass for future login attempts by providing an empty string as MFA code to the extensions MFA provider.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4208.json",
    "cwe_ids": [
        "CWE-639"
    ],
    "cna_assigner": "TYPO3"
}
References

Affected packages

Git / github.com/mrsilaz/mfa_email

Affected ranges

Type
GIT
Repo
https://github.com/mrsilaz/mfa_email
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
1d31061b36665a049740aa617f3496afbff2bc0b
Introduced
826a941c9206fde8b82146e9f8624f9ab12e0dce
Last affected
826a941c9206fde8b82146e9f8624f9ab12e0dce
Database specific 
{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "1.0.5"
        },
        {
            "introduced": "2.0.0"
        },
        {
            "last_affected": "2.0.0"
        }
    ],
    "source": "AFFECTED_FIELD"
}

Affected versions

2.*
2.0.0
v1.*
v1.0.0
v1.0.1
v1.0.2
v1.0.3
v1.0.4
v1.0.5
v2.*
v2.0.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-4208.json"