{"api_version":"1","generated_at":"2026-10-31T00:16:52+00:00","cve":"CVE-2026-116133","urls":{"html":"https://cve.report/CVE-2026-116133","api":"https://cve.report/api/cve/CVE-2026-116133.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-116133","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-116133"},"summary":{"title":"HTTP::Body versions before 1.23_01 for Perl allow CPU exhaustion via quadratic rescanning of a multipart body with a missing or malformed boundary","description":"HTTP::Body versions before 1.23_01 for Perl allow CPU exhaustion via quadratic rescanning of a multipart body with a missing or malformed boundary.\n\nBefore the first part, and between parts, the multipart parser searches the whole buffered body for the next boundary. On a miss it keeps everything and searches again from the start when the next chunk arrives. A body with no boundary, or with a delimiter followed by neither CRLF nor \"--\", is therefore rescanned on every chunk, taking time quadratic in its size.\n\nA remote attacker can exhaust worker CPU with a few such requests.","state":"PUBLISHED","assigner":"CPANSec","published_at":"2026-10-28 18:17:12","updated_at":"2026-10-29 15:11:53"},"problem_types":["CWE-407","CWE-407 CWE-407 Inefficient Algorithmic Complexity"],"metrics":[],"references":[{"url":"https://metacpan.org/release/GETTY/HTTP-Body-1.24/changes","name":"https://metacpan.org/release/GETTY/HTTP-Body-1.24/changes","refsource":"9b29abf9-4ab0-4765-b253-1875cd9b441e","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/libwww-perl/HTTP-Body/commit/bf77eb959bbe1641b77f69eefe98d58ce4c4ec79.patch","name":"https://github.com/libwww-perl/HTTP-Body/commit/bf77eb959bbe1641b77f69eefe98d58ce4c4ec79.patch","refsource":"9b29abf9-4ab0-4765-b253-1875cd9b441e","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-116133","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116133","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[{"source":"CNA","title":"","value":"Upgrade to HTTP-Body 1.23_01 or later.","time":"","lang":"en"}],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"116133","cve":"CVE-2026-116133","epss":"0.003100000","percentile":"0.237890000","score_date":"2026-10-29","updated_at":"2026-10-30 00:05:32"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"collectionURL":"https://cpan.org/modules","defaultStatus":"unaffected","modules":["HTTP::Body"],"packageName":"HTTP-Body","packageURL":"pkg:cpan/HTTP-Body","programFiles":["lib/HTTP/Body/MultiPart.pm"],"programRoutines":[{"name":"HTTP::Body::MultiPart::parse_preamble"},{"name":"HTTP::Body::MultiPart::parse_boundary"}],"repo":"https://github.com/libwww-perl/HTTP-Body","versions":[{"lessThan":"1.23_01","status":"affected","version":"0","versionType":"custom"}]}],"descriptions":[{"lang":"en","value":"HTTP::Body versions before 1.23_01 for Perl allow CPU exhaustion via quadratic rescanning of a multipart body with a missing or malformed boundary.\n\nBefore the first part, and between parts, the multipart parser searches the whole buffered body for the next boundary. On a miss it keeps everything and searches again from the start when the next chunk arrives. A body with no boundary, or with a delimiter followed by neither CRLF nor \"--\", is therefore rescanned on every chunk, taking time quadratic in its size.\n\nA remote attacker can exhaust worker CPU with a few such requests."}],"problemTypes":[{"descriptions":[{"cweId":"CWE-407","description":"CWE-407 Inefficient Algorithmic Complexity","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-10-28T17:15:16.522Z","orgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","shortName":"CPANSec"},"references":[{"tags":["patch"],"url":"https://github.com/libwww-perl/HTTP-Body/commit/bf77eb959bbe1641b77f69eefe98d58ce4c4ec79.patch"},{"tags":["release-notes"],"url":"https://metacpan.org/release/GETTY/HTTP-Body-1.24/changes"}],"solutions":[{"lang":"en","value":"Upgrade to HTTP-Body 1.23_01 or later."}],"source":{"discovery":"UNKNOWN"},"title":"HTTP::Body versions before 1.23_01 for Perl allow CPU exhaustion via quadratic rescanning of a multipart body with a missing or malformed boundary","x_generator":{"engine":"cpansec-cna-tool 0.1"}}},"cveMetadata":{"assignerOrgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","assignerShortName":"CPANSec","cveId":"CVE-2026-116133","datePublished":"2026-10-28T17:15:16.522Z","dateReserved":"2026-10-25T11:14:04.979Z","dateUpdated":"2026-10-28T17:15:16.522Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-28 18:17:12","lastModifiedDate":"2026-10-29 15:11:53","problem_types":["CWE-407","CWE-407 CWE-407 Inefficient Algorithmic Complexity"],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"116133","Ordinal":"1","Title":"HTTP::Body versions before 1.23_01 for Perl allow CPU exhaustion","CVE":"CVE-2026-116133","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"116133","Ordinal":"1","NoteData":"HTTP::Body versions before 1.23_01 for Perl allow CPU exhaustion via quadratic rescanning of a multipart body with a missing or malformed boundary.\n\nBefore the first part, and between parts, the multipart parser searches the whole buffered body for the next boundary. On a miss it keeps everything and searches again from the start when the next chunk arrives. A body with no boundary, or with a delimiter followed by neither CRLF nor \"--\", is therefore rescanned on every chunk, taking time quadratic in its size.\n\nA remote attacker can exhaust worker CPU with a few such requests.","Type":"Description","Title":"HTTP::Body versions before 1.23_01 for Perl allow CPU exhaustion"}]}}}