CVE-2021-44962

5.5 mediumEPSS 1.0%

Medium (5.5) in slic3r libslic3r. EPSS 1.0% 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.

Severity

CVSS 3.1

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

EPSS: 1.0% chance of exploitation in the next 30 days; higher than 63% of CVEs (scores of 2026-10-31)
CWE: CWE-125
Published: 2022-03-01
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

slic3r:libslic3r

References

https://hackmd.io/KSI1bwGfSyO7T8UCf0HeTw
https://slic3r.org
https://hackmd.io/KSI1bwGfSyO7T8UCf0HeTw
https://slic3r.org

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