CVE-2025-11711_CVE-2025-11711

6.5 / 10

MEDIUM

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

Description

There was a way to change the value of JavaScript Object properties that were supposed to be non-writeable. This vulnerability affects Firefox < 144, Firefox ESR < 115.29, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4.

Basic Information

ID CVE-2025-11711

Source mozilla

Published Oct 14, 2025 at 12:27

Modified Oct 15, 2025 at 13:29

Affected Product

Vendor Mozilla

Product Firefox

Version unspecified

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

CWE Classification

CWE-591

References

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    "lastseen": "",
    "description": "There was a way to change the value of JavaScript Object properties that were supposed to be non-writeable. This vulnerability affects Firefox < 144, Firefox ESR < 115.29, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4.",
    "published": "2025-10-14T12:27:34.470Z",
    "modified": "2025-10-15T13:29:42.167Z",
    "type": "cve",
    "title": "CVE-2025-11711",
    "source": "mozilla",
    "references": "https://bugzilla.mozilla.org/show_bug.cgi?id=1989978\nhttps://www.mozilla.org/security/advisories/mfsa2025-81/\nhttps://www.mozilla.org/security/advisories/mfsa2025-82/\nhttps://www.mozilla.org/security/advisories/mfsa2025-83/\nhttps://www.mozilla.org/security/advisories/mfsa2025-84/\nhttps://www.mozilla.org/security/advisories/mfsa2025-85/",
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    "cwe": [
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    "cvelist": null,
    "sourceData": "Mozilla Firefox unspecified\nMozilla Firefox ESR unspecified\nMozilla Firefox ESR unspecified\nMozilla Thunderbird unspecified\nMozilla Thunderbird unspecified",
    "sourceHref": "",
    "cvss": {
        "score": 6.5,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
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        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
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        "confidentialityImpact": "",
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        "availabilityImpact": "",
        "cvssV3": {
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        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Firefox",
    "version": "unspecified",
    "vendor": "Mozilla",
    "ai_description": "",
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}