What is CVE-2020-28600?

CVE-2020-28600 is a high-severity vulnerability in Openscad, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2021-05-10.

How severe is CVE-2020-28600?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Openscad

CVE-2020-28600

An out-of-bounds write vulnerability exists in the import_stl.cc:import_stl() functionality of Openscad openscad-2020.12-RC2. A specially crafted STL file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.

Vulnerability class: Buffer Overflow

Published 2021-05-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.013 (68.9th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 68.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Openscad — versions 2020.12
Openscad — versions Openscad openscad-2020.12-RC2

Weakness classification (CWE)

References

talosintelligence.com/vulnerability_reports/TALOS-2020-1224 (Technical Description, Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-28600?: CVE-2020-28600 is a high-severity vulnerability in Openscad, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2021-05-10.
How severe is CVE-2020-28600?: High severity. CVSS v3 base score is 7.8 out of 10.