CVE-2021-44961

MEDIUM

CVSS v3.1: 5.5 · EPSS: 0.0088 (54.6 percentile)

No privilegesMemory Leak

Source data as of:

At a glance

Severity
MEDIUM
CVSS
5.5 v3.1 · NVD
EPSS
0.0088 (54.6 percentile) · FIRST.org
CISA KEV
No
Type
Memory Leak · NVD CWE
Attack conditions (CVSS vector)
No privileges · Source: NVD Vector
Affected vendors
slic3r
Published
2022-03-01 · Modified: 2026-07-05
References
Jump to references (3)

CVSS / EPSS / KEV

CVSS v3.1 5.5 / 10 MEDIUM Source: NVD
EPSS 0.0088 54.6 percentile Source: FIRST.org
CISA KEV No Source: CISA

Source — CVSS: NVD · EPSS: FIRST.org · KEV: CISA. Data & Sources

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.

Record details

CVE ID
CVE-2021-44961
CVSS (v3.1)
5.5 (MEDIUM)
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Exploitability subscore
1.8
Impact subscore
3.6
EPSS
0.0088 (54.6 percentile) — 2026-07-05
CISA KEV
No
Weakness (CWE)
CWE-401
Affected vendors
slic3r
Affected configurations (CPE)
1
Published
2022-03-01
Modified
2026-07-05
Status
Modified

References

Reference URLs as listed by NVD, grouped by a mechanical match on the link's host/pattern. Labels describe the link type only.

Related records

Other records sharing a factual facet, for cross-reference. A descriptive neighbourhood — ordering does not imply priority and is not a recommendation.

Same weakness type (CWE)

CVE-2023-31517 HIGH CVSS 7.5 CVE-2020-21839 MEDIUM CVSS 6.5 CVE-2022-25479 MEDIUM CVSS 5.5 CVE-2022-49803 MEDIUM CVSS 5.5

Published the same year

CVE-2021-42952 CRITICAL CVSS 9.9 CVE-2021-27132 CRITICAL CVSS 9.8 CVE-2021-27715 CRITICAL CVSS 9.8 CVE-2021-28235 CRITICAL CVSS 9.8
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