Same-origin policy bypass in the Request Handling component_CVE-2025-14331

6.5 / 10

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Description

Same-origin policy bypass in the Request Handling component. This vulnerability affects Firefox < 146, Firefox ESR < 115.31, and Firefox ESR < 140.6.

Basic Information

ID CVE-2025-14331

Source mozilla

Published Dec 9, 2025 at 13:38

Modified Dec 9, 2025 at 16:59

Affected Product

Vendor Mozilla

Product Firefox

Version unspecified

Affected Versions Mozilla Firefox unspecified
Mozilla Firefox ESR unspecified
Mozilla Firefox ESR unspecified

CWE Classification

CWE-346

References

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    "lastseen": "",
    "description": "Same-origin policy bypass in the Request Handling component. This vulnerability affects Firefox < 146, Firefox ESR < 115.31, and Firefox ESR < 140.6.",
    "published": "2025-12-09T13:38:07.191Z",
    "modified": "2025-12-09T16:59:50.907Z",
    "type": "cve",
    "title": "Same-origin policy bypass in the Request Handling component",
    "source": "mozilla",
    "references": "https://bugzilla.mozilla.org/show_bug.cgi?id=2000218\nhttps://www.mozilla.org/security/advisories/mfsa2025-92/\nhttps://www.mozilla.org/security/advisories/mfsa2025-93/\nhttps://www.mozilla.org/security/advisories/mfsa2025-94/",
    "id": "CVE-2025-14331",
    "bulletinFamily": "",
    "cwe": [
        "CWE-346"
    ],
    "cvelist": null,
    "sourceData": "Mozilla Firefox unspecified\nMozilla Firefox ESR unspecified\nMozilla Firefox ESR unspecified",
    "sourceHref": "",
    "cvss": {
        "score": 6.5,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
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        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Firefox",
    "version": "unspecified",
    "vendor": "Mozilla",
    "ai_description": "",
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    "ai_score": 0
}