FKIE_CVE-2025-1011

Vulnerability from fkie_nvd - Published: 2025-02-04 14:15 - Updated: 2025-11-03 21:18
Severity ?
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
A bug in WebAssembly code generation could have lead to a crash. It may have been possible for an attacker to leverage this to achieve code execution. This vulnerability affects Firefox < 135, Firefox ESR < 128.7, Thunderbird < 128.7, and Thunderbird < 135.
References
security@mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1936454Permissions Required
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-07/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-09/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-10/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-11/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2025/02/msg00005.html
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2025/02/msg00006.html
Impacted products
Vendor Product Version
mozilla firefox *
mozilla firefox *
mozilla thunderbird *
mozilla thunderbird *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*",
              "matchCriteriaId": "B1B11C09-3033-44F5-ACC7-591196075CB1",
              "versionEndExcluding": "128.7.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*",
              "matchCriteriaId": "C08017D5-BBC7-4E01-92D2-CE2E2ED9453A",
              "versionEndExcluding": "135.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*",
              "matchCriteriaId": "F8E84F18-A04E-4E18-8AB6-16EB629F7C84",
              "versionEndExcluding": "135.0",
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              "versionEndExcluding": "128.7.0",
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              "vulnerable": true
            }
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          "negate": false,
          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A bug in WebAssembly code generation could have lead to a crash. It may have been possible for an attacker to leverage this to achieve code execution. This vulnerability affects Firefox \u003c 135, Firefox ESR \u003c 128.7, Thunderbird \u003c 128.7, and Thunderbird \u003c 135."
    },
    {
      "lang": "es",
      "value": "Un error en la generaci\u00f3n de c\u00f3digo de WebAssembly podr\u00eda haber provocado un bloqueo. Es posible que un atacante haya podido aprovecharlo para ejecutar el c\u00f3digo. Esta vulnerabilidad afecta a Firefox \u0026lt; 135, Firefox ESR \u0026lt; 128.7, Thunderbird \u0026lt; 128.7 y Thunderbird \u0026lt; 135."
    }
  ],
  "id": "CVE-2025-1011",
  "lastModified": "2025-11-03T21:18:50.940",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
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        "source": "nvd@nist.gov",
        "type": "Primary"
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          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
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  "published": "2025-02-04T14:15:31.887",
  "references": [
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      "tags": [
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      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1936454"
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      "tags": [
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    },
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      "tags": [
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      "url": "https://www.mozilla.org/security/advisories/mfsa2025-10/"
    },
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      "source": "security@mozilla.org",
      "tags": [
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    },
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  ],
  "sourceIdentifier": "security@mozilla.org",
  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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          "value": "NVD-CWE-noinfo"
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      "source": "nvd@nist.gov",
      "type": "Primary"
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          "value": "CWE-94"
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      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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