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Fencer Intel
high 7.8

CVE-2021-40155 json

A maliciously crafted DWG file in Autodesk Navisworks 2019, 2020, 2021, 2022 can be forced to read beyond allocated boundaries when parsing…

published 5y ago modified 4mo ago also EUVD-2021-27340

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits
0
none known

Summary

A maliciously crafted DWG file in Autodesk Navisworks 2019, 2020, 2021, 2022 can be forced to read beyond allocated boundaries when parsing the DWG files. This vulnerability can be exploited to execute arbitrary code.

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Exploit prediction

0.99% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • n/a Autodesk Navisworks

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.