CVE-2025-5265 (GCVE-0-2025-5265)
Vulnerability from cvelistv5
Published
2025-05-27 12:29
Modified
2026-04-13 14:28
Severity ?
4.8 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
Summary
Due to insufficient escaping of the ampersand character in the “Copy as cURL” feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. *This bug only affects Firefox for Windows. Other versions of Firefox are unaffected.*. This vulnerability was fixed in Firefox 139, Firefox ESR 115.24, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11.
References
Impacted products
Vendor Product Version
Mozilla Firefox Unaffected: 115.24
Unaffected: 128.11
Unaffected: 139
 Create a notification for this product.
   Mozilla Thunderbird Unaffected: 128.11
Unaffected: 139
 Create a notification for this product.
Show details on NVD website

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          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "LOW",
              "baseScore": 4.8,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L",
              "version": "3.1"
            }
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            "other": {
              "content": {
                "id": "CVE-2025-5265",
                "options": [
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                    "Exploitation": "none"
                  },
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                    "Automatable": "no"
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                  {
                    "Technical Impact": "total"
                  }
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                "role": "CISA Coordinator",
                "timestamp": "2025-05-28T03:55:57.989465Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-77",
                "description": "CWE-77 Improper Neutralization of Special Elements used in a Command (\u0027Command Injection\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
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        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-26T18:27:55.713Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Firefox",
          "vendor": "Mozilla",
          "versions": [
            {
              "lessThanOrEqual": "115.*",
              "status": "unaffected",
              "version": "115.24",
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              "version": "128.11",
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              "version": "139",
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          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Ameen Basha M K"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Due to insufficient escaping of the ampersand character in the \u201cCopy as cURL\u201d feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user\u0027s system.\u003cbr\u003e*This bug only affects Firefox for Windows. Other versions of Firefox are unaffected.*. This vulnerability was fixed in Firefox 139, Firefox ESR 115.24, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11."
            }
          ],
          "value": "Due to insufficient escaping of the ampersand character in the \u201cCopy as cURL\u201d feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user\u0027s system.\n*This bug only affects Firefox for Windows. Other versions of Firefox are unaffected.*. This vulnerability was fixed in Firefox 139, Firefox ESR 115.24, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-13T14:28:00.476Z",
        "orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
        "shortName": "mozilla"
      },
      "references": [
        {
          "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1962301"
        },
        {
          "url": "https://www.mozilla.org/security/advisories/mfsa2025-42/"
        },
        {
          "url": "https://www.mozilla.org/security/advisories/mfsa2025-43/"
        },
        {
          "url": "https://www.mozilla.org/security/advisories/mfsa2025-44/"
        },
        {
          "url": "https://www.mozilla.org/security/advisories/mfsa2025-45/"
        },
        {
          "url": "https://www.mozilla.org/security/advisories/mfsa2025-46/"
        }
      ],
      "title": "Potential local code execution in \u201cCopy as cURL\u201d command"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
    "assignerShortName": "mozilla",
    "cveId": "CVE-2025-5265",
    "datePublished": "2025-05-27T12:29:24.338Z",
    "dateReserved": "2025-05-27T12:29:23.953Z",
    "dateUpdated": "2026-04-13T14:28:00.476Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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