{"cve":"CVE-2021-44961","nvd":{"published":"2022-03-01T02:15:07.460","modified":"2026-07-09T01:17:09.957","status":"Modified","description":"A memory leakage flaw exists in the class PerimeterGenerator of Slic3r libslic3r 1.3.0 and Master Commit b1a5500. Specially crafted stl files can exhaust available memory. An attacker can provide malicious files to trigger this vulnerability.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-401"],"references":["https://hackmd.io/nDT_UKLyRQendxDwil9A4w","https://hackmd.io/nDT_UKLyRQendxDwil9A4w"],"products":["slic3r:libslic3r"],"source":"nvd","synced_at":"2026-10-19T21:28:04.509275555+00:00"},"epss":{"cve":"CVE-2021-44961","score":0.00776,"percentile":0.55816,"date":"2026-11-01"},"kev":null,"osv":[],"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."]}