fkie_cve-2025-26695
Vulnerability from fkie_nvd
Published
2025-03-10 19:15
Modified
2025-04-03 13:30
Severity ?
5.3 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Summary
When requesting an OpenPGP key from a WKD server, an incorrect padding size was used and a network observer could have learned the length of the requested email address. This vulnerability affects Thunderbird < 136 and Thunderbird < 128.8.
References
security@mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1883039Issue Tracking
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-17/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-18/Vendor Advisory
Impacted products
Vendor Product Version
mozilla thunderbird *
mozilla thunderbird *


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "D3C5A2B6-C7B5-4888-B0A7-9DA0C3024C71",
              "versionEndExcluding": "128.8.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "93C81C9D-FC2E-4D7D-A97F-8DB97ED92192",
              "versionEndExcluding": "136.0",
              "versionStartIncluding": "129.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "When requesting an OpenPGP key from a WKD server, an incorrect padding size was used and a network observer could have learned the length of the requested email address. This vulnerability affects Thunderbird \u003c 136 and Thunderbird \u003c 128.8."
    },
    {
      "lang": "es",
      "value": "Al solicitar una clave OpenPGP a un servidor WKD, se utiliz\u00f3 un tama\u00f1o de relleno incorrecto y un observador de la red podr\u00eda haber descubierto la longitud de la direcci\u00f3n de correo electr\u00f3nico solicitada. Esta vulnerabilidad afecta a Thunderbird \u0026lt; 136 y Thunderbird \u0026lt; 128.8."
    }
  ],
  "id": "CVE-2025-26695",
  "lastModified": "2025-04-03T13:30:39.037",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "LOW",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.4,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-03-10T19:15:40.567",
  "references": [
    {
      "source": "security@mozilla.org",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1883039"
    },
    {
      "source": "security@mozilla.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.mozilla.org/security/advisories/mfsa2025-17/"
    },
    {
      "source": "security@mozilla.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.mozilla.org/security/advisories/mfsa2025-18/"
    }
  ],
  "sourceIdentifier": "security@mozilla.org",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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