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advisories/unreviewed/2025/11/GHSA-8gw3-rxh4-v6jx/GHSA-8gw3-rxh4-v6jx.json renamed to advisories/github-reviewed/2025/11/GHSA-8gw3-rxh4-v6jx/GHSA-8gw3-rxh4-v6jx.json

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{
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"schema_version": "1.4.0",
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"id": "GHSA-8gw3-rxh4-v6jx",
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"modified": "2025-11-14T21:30:28Z",
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"modified": "2025-11-17T18:39:19Z",
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"published": "2025-11-14T18:31:39Z",
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"aliases": [
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"CVE-2025-13204"
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],
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"summary": "expr-eval vulnerable to Prototype Pollution",
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"details": "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.",
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"severity": [
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{
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"type": "CVSS_V3",
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"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"
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}
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],
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"affected": [],
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"affected": [
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{
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"package": {
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"ecosystem": "npm",
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"name": "expr-eval"
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},
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"ranges": [
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{
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"type": "ECOSYSTEM",
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"events": [
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{
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"introduced": "0"
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},
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{
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"last_affected": "2.0.2"
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}
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]
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}
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]
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},
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{
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"package": {
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"ecosystem": "npm",
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"name": "expr-eval-fork"
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},
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"ranges": [
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{
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"type": "ECOSYSTEM",
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"events": [
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{
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"introduced": "0"
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},
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{
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"fixed": "2.0.2"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"type": "ADVISORY",
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"type": "WEB",
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"url": "https://github.com/silentmatt/expr-eval/pull/252/files"
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},
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{
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"type": "WEB",
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"url": "https://github.com/jorenbroekema/expr-eval/commit/6c475a118643ae0efe012de283e932fb8b74324b"
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},
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{
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"type": "WEB",
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"url": "https://github.com/silentmatt/expr-eval/commit/6e889e0e75c50ac37d70c35388602025650e0c50"
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},
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{
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"type": "WEB",
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"url": "https://github.com/SECCON/SECCON2022_final_CTF/blob/main/jeopardy/web/babybox/solver/solver.py"
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"url": "https://github.com/jorenbroekema/expr-eval"
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},
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{
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"type": "WEB",
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"type": "PACKAGE",
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"url": "https://github.com/silentmatt/expr-eval"
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},
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{
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"CWE-1321"
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],
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"severity": "HIGH",
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"github_reviewed": false,
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"github_reviewed_at": null,
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"github_reviewed": true,
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"github_reviewed_at": "2025-11-17T18:39:19Z",
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"nvd_published_at": "2025-11-14T17:16:01Z"
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}
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}

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