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vuln-cve/data/2026/111xxx/CVE-2026-111181.json
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{
"dataType": "CVE_RECORD",
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"cveId": "CVE-2026-111181",
"assignerOrgId": "ce714d77-add3-4f53-aff5-83d477b104bb",
"state": "PUBLISHED",
"assignerShortName": "openjs",
"dateReserved": "2026-10-15T17:35:18.184Z",
"datePublished": "2026-10-22T14:29:56.577Z",
"dateUpdated": "2026-10-22T19:00:31.729Z"
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"lang": "en",
"value": "body-parser is body parsing middleware for Node.js and Express. In versions before 1.20.9 and in versions from 2.0.0 before 2.4.0, a single request can crash any application using body-parser with default options. When a request carries a Content-Encoding such as gzip, body-parser pipes it into a decompression stream and, after reading the body, leaves that stream with no error listener. A payload of one valid compressed frame followed by trailing bytes decodes and the application responds normally, but the trailing bytes then reach the already-finished decoder, which emits an error that is re-thrown as an uncaught exception and terminates the process. No matching route is required because body parsing runs before routing, so any endpoint that parses a body is affected. The issue is fixed in body-parser 2.4.0 and 1.20.9, and users should upgrade to one of those versions or later. As a workaround, disable request-body inflation (set the body-parser inflate option to false) so encoded requests are rejected before any decompression stream is created.",
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"packageURL": "pkg:npm/body-parser"
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"references": [
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"url": "https://github.com/expressjs/body-parser/security/advisories/GHSA-27r3-jxmh-p828"
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"url": "https://cna.openjsf.org/security-advisories.html"
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"type": "reporter",
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"type": "remediation developer",
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{
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"type": "remediation developer",
"value": "bjohansebas"
},
{
"lang": "en",
"type": "remediation reviewer",
"value": "Phillip9587"
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"title": "body-parser vulnerable to Denial of Service via trailing bytes after a compressed request body",
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"format": "CVSS",
"cvssV3_1": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"baseScore": 7.5,
"baseSeverity": "HIGH"
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"scenarios": [
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"problemTypes": [
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"descriptions": [
{
"cweId": "CWE-248",
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"description": "CWE-248: Uncaught Exception",
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"content": {
"id": "CVE-2026-111181",
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"Automatable": "yes"
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"version": "2.0.3",
"timestamp": "2026-10-22T18:26:41.855566Z"
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"title": "CISA ADP Vulnrichment",
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"dateUpdated": "2026-10-22T19:00:31.729Z"
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