CVE-2025-13204_CVE-2025-13204

7.3 / 10

HIGH

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

Description

npm package `expr-eval` is vulnerable to Prototype Pollution. An attacker with access to express eval interface can use JavaScript prototype-based inheritance model to achieve arbitrary code execution. The npm expr-eval-fork package resolves this issue.

Basic Information

ID CVE-2025-13204

Source certcc

Published Nov 14, 2025 at 17:02

Modified Nov 14, 2025 at 20:41

Affected Product

Vendor silentmatt

Product expr-eval

Affected Versions silentmatt expr-eval 0

CWE Classification

CWE-1321

References

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    "lastseen": "",
    "description": "npm package `expr-eval` is vulnerable to Prototype Pollution. An attacker with access to express eval interface can use JavaScript prototype-based inheritance model to achieve arbitrary code execution. The npm expr-eval-fork package resolves this issue.",
    "published": "2025-11-14T17:02:39.529Z",
    "modified": "2025-11-14T20:41:22.990Z",
    "type": "cve",
    "title": "CVE-2025-13204",
    "source": "certcc",
    "references": "https://www.npmjs.com/package/expr-eval-fork\nhttps://github.com/silentmatt/expr-eval\nhttps://github.com/jorenbroekema/expr-eval\nhttps://www.huntr.dev/bounties/1-npm-expr-eval/\nhttps://github.com/SECCON/SECCON2022_final_CTF/blob/main/jeopardy/web/babybox/solver/solver.py\nhttps://github.com/silentmatt/expr-eval/pull/252/files\nhttps://github.com/vladko312/extras/blob/f549d505af300fd74a01b46fab2102990ff1c14d/expr-eval.py",
    "id": "CVE-2025-13204",
    "bulletinFamily": "",
    "cwe": [
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    "cvelist": null,
    "sourceData": "silentmatt expr-eval 0",
    "sourceHref": "",
    "cvss": {
        "score": 7.3,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
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        "baseScore": 0,
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        "attackComplexity": "",
        "privilegesRequired": "",
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        "cvssV3": {
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    "href": "",
    "category_name": "CVE",
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    "product": "expr-eval",
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}