{"cve":"CVE-2026-44664","nvd":{"published":"2026-05-13T16:16:58.937","modified":"2026-10-26T18:10:00.173","status":"Deferred","description":"fast-xml-builder builds XML from JSON. In 1.1.5, the fix for CVE-2026-41650 in fast-xml-parser sanitizes -- sequences in XML comment content using .replace(/--/g, '- -'). This skip the values containing three consecutive dashes (e.g., --->...), allowing an attacker to break out of an XML comment and inject arbitrary XML/HTML content. This vulnerability is fixed in 1.1.6.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-91"],"references":["https://github.com/NaturalIntelligence/fast-xml-builder/security/advisories/GHSA-45c6-75p6-83cc"],"products":[],"source":"nvd","synced_at":"2026-10-26T18:27:13.530666824+00:00"},"epss":{"cve":"CVE-2026-44664","score":0.00194,"percentile":0.08982,"date":"2026-10-26"},"kev":null,"osv":[{"id":"GHSA-45c6-75p6-83cc","url":"https://osv.dev/vulnerability/GHSA-45c6-75p6-83cc","summary":"fast-xml-builder Comment Value regex can be bypassed","modified":"2026-09-10T03:51:04.584520301Z","packages":[{"ecosystem":"npm","name":"fast-xml-builder","purl":"pkg:npm/fast-xml-builder","ranges":[">=1.1.5 <1.1.6"],"fixed":["1.1.6"]}]}],"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."]}