CVE-2021-44962: SLIC3R LIBSLIC3R

Medium severity, CVSS 5.5. EPSS: 0.9% chance of exploitation in the next 30 days.

An out-of-bounds read vulnerability exists in the GCode::extrude() functionality of Slic3r libslic3r 1.3.0 and Master Commit b1a5500. A specially crafted stl file could lead to information disclosure. An attacker can provide a malicious file to trigger this vulnerability.

Affected products

• SLIC3R LIBSLIC3R: version 1.3.0 only

Published 2022-03-01. Last modified 2026-06-17.