CVE-2021-40166

highpriority · track · 31EPSS 0.010 · 62 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.97% (62nd) EPSS

CVSS 7.8 · high

Is it mine?

78 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-23

A maliciously crafted PNG file in Autodesk Image Processing component may be used to attempt to free an object that has already been freed while parsing them. This vulnerability may be exploited by attackers to execute arbitrary code.

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-416USprimary

affected products (78)

Products and version ranges known to be affected.

n/a Revit, Inventor, Infraworks, Navisworks, Fusion, Infrastructure Parts Editors, Autodesk Advanced Steel, Civil 3D, AutoCAD, AutoCAD LT, AutoCAD Architecture, AutoCAD Electrical, AutoCAD Map 3D, AutoCAD Mechanical, AutoCAD MEP, AutoCAD Plant 3D≤ 2022, 2021, 2020, 2019enisa_euvdEU
autodesk autocad2019 → 2019.1.4nvdUScpe:2.3:a:autodesk:autocad:*:*:*:*:*:*:*:*
autodesk autocad2020 → 2020.1.5nvdUScpe:2.3:a:autodesk:autocad:*:*:*:*:*:*:*:*
autodesk autocad2021 → 2021.1.2nvdUScpe:2.3:a:autodesk:autocad:*:*:*:*:*:*:*:*
autodesk autocad2022 → 2022.1.2nvdUScpe:2.3:a:autodesk:autocad:*:*:*:*:*:*:*:*
autodesk autocad advance steel2019 → 2019.1.4nvdUScpe:2.3:a:autodesk:autocad_advance_steel:*:*:*:*:*:*:*:*
autodesk autocad advance steel2020 → 2020.1.5nvdUScpe:2.3:a:autodesk:autocad_advance_steel:*:*:*:*:*:*:*:*
autodesk autocad advance steel2021 → 2021.1.2nvdUScpe:2.3:a:autodesk:autocad_advance_steel:*:*:*:*:*:*:*:*
autodesk autocad advance steel2022 → 2022.1.2nvdUScpe:2.3:a:autodesk:autocad_advance_steel:*:*:*:*:*:*:*:*
autodesk autocad architecture2019 → 2019.1.4nvdUScpe:2.3:a:autodesk:autocad_architecture:*:*:*:*:*:*:*:*
autodesk autocad architecture2020 → 2020.1.5nvdUScpe:2.3:a:autodesk:autocad_architecture:*:*:*:*:*:*:*:*
autodesk autocad architecture2021 → 2021.1.2nvdUScpe:2.3:a:autodesk:autocad_architecture:*:*:*:*:*:*:*:*
autodesk autocad architecture2022 → 2022.1.2nvdUScpe:2.3:a:autodesk:autocad_architecture:*:*:*:*:*:*:*:*
autodesk autocad civil 3d2019 → 2019.1.4nvdUScpe:2.3:a:autodesk:autocad_civil_3d:*:*:*:*:*:*:*:*
autodesk autocad civil 3d2020 → 2020.1.5nvdUScpe:2.3:a:autodesk:autocad_civil_3d:*:*:*:*:*:*:*:*
autodesk autocad civil 3d2021 → 2021.1.2nvdUScpe:2.3:a:autodesk:autocad_civil_3d:*:*:*:*:*:*:*:*
autodesk autocad civil 3d2022 → 2022.1.2nvdUScpe:2.3:a:autodesk:autocad_civil_3d:*:*:*:*:*:*:*:*
autodesk autocad electrical2019 → 2019.1.4nvdUScpe:2.3:a:autodesk:autocad_electrical:*:*:*:*:*:*:*:*
autodesk autocad electrical2020 → 2020.1.5nvdUScpe:2.3:a:autodesk:autocad_electrical:*:*:*:*:*:*:*:*
autodesk autocad electrical2021 → 2021.1.2nvdUScpe:2.3:a:autodesk:autocad_electrical:*:*:*:*:*:*:*:*

showing 20 of 78

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2022-10-07modified 2026-06-17

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+12089 more

references (4)

External citations — patches, advisories, analysis.

scry

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