{
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          "collectionURL": "https://github.com",
          "defaultStatus": "unaffected",
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          "vendor": "alexandregz",
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              "version": "0",
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      "credits": [
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          "lang": "en",
          "type": "finder",
          "value": "Marek Figielski (Vanilla.pl)"
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      ],
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              "value": "\u003cdiv\u003eThe twofactor_gauthenticator plugin for Roundcube is vulnerable to 2fa authentication bypass by spoofed client address headers. Due to the lack of validation of the Client-IP and X-Forwarded-For\u0026nbsp;headers, an attacker\u0026nbsp;who obtains user\u0027s password can spoof a whitelisted IP address, resulting in the second factor being bypassed.\u003c/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c/div\u003eThis issue was fixed in commit 4640889."
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            "Recovery": "NOT_DEFINED",
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            "providerUrgency": "NOT_DEFINED",
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            "subConfidentialityImpact": "NONE",
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            "vulnerabilityResponseEffort": "NOT_DEFINED"
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          "descriptions": [
            {
              "cweId": "CWE-290",
              "description": "CWE-290 Authentication bypass by spoofing",
              "lang": "en",
              "type": "CWE"
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        }
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      "providerMetadata": {
        "dateUpdated": "2026-10-27T09:36:01.938Z",
        "orgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
        "shortName": "CERT-PL"
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          "tags": [
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          "url": "https://cert.pl/en/posts/2026/10/CVE-2026-107145"
        },
        {
          "tags": [
            "patch"
          ],
          "url": "https://github.com/alexandregz/twofactor_gauthenticator/blob/master/CHANGES-2FA-SECURITY.en.md"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "tags": [
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      "title": "Authentication bypass by spoofing in twofactor_gauthenticator",
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    "datePublished": "2026-10-27T09:36:01.938Z",
    "dateReserved": "2026-10-07T08:44:03.177Z",
    "dateUpdated": "2026-10-27T09:36:01.938Z",
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