{"cve":"CVE-2026-113656","nvd":{"published":"2026-10-20T17:17:36.643","modified":"2026-10-21T16:17:24.097","status":"Deferred","description":"ApostropheCMS is an open-source Node.js content management system. Prior to 1.5.5 of the ApostropheCMS Form add-on, its form submission route stages unbounded multipart uploads before form validation or authentication and lacks upload size, count, and rate limits. Repeated unauthenticated submissions can consume temporary disk storage and disrupt form handling or other host services. This issue is fixed in ApostropheCMS Form 1.5.5.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":5.3},"cwes":["CWE-770"],"references":["https://github.com/apostrophecms/apostrophe/commit/9500b8b0e1d630d5e07fbb5fd2c25ed0943845ce","https://github.com/apostrophecms/apostrophe/commit/f84fd41cbf6c22eb8d0008fc9c25df1f7130b350","https://github.com/apostrophecms/apostrophe/releases/tag/@apostrophecms/form@1.5.5","https://github.com/apostrophecms/apostrophe/security/advisories/GHSA-89mh-mm8c-mv7f"],"products":[],"source":"nvd","synced_at":"2026-10-22T16:41:11.231219466+00:00"},"epss":{"cve":"CVE-2026-113656","score":0.00462,"percentile":0.39785,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-89mh-mm8c-mv7f","url":"https://osv.dev/vulnerability/GHSA-89mh-mm8c-mv7f","summary":"ApostropheCMS: Unauthenticated unbounded multipart upload → disk-exhaustion DoS","modified":"2026-10-20T18:15:04.526192205Z","packages":[{"ecosystem":"npm","name":"@apostrophecms/form","purl":"pkg:npm/%40apostrophecms/form","ranges":["<1.5.5"],"fixed":["1.5.5"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}