What is CVE-2022-45748?

CVE-2022-45748 is a high-severity vulnerability in Assimp, classified under Use After Free. CVSS score: 8.8/10. Published 2023-01-20.

How severe is CVE-2022-45748?

High severity. CVSS v3 base score is 8.8 out of 10.

Use After Free in Assimp

CVE-2022-45748

An issue was discovered with assimp 5.1.4, a use after free occurred in function ColladaParser::ExtractDataObjectFromChannel in file /code/AssetLib/Collada/ColladaParser.cpp.

Vulnerability class: Use-After-Free

Published 2023-01-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (52.4th percentile), scored 2026-10-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Assimp — versions 5.1.4

Weakness classification (CWE)

CWE-416 — Use After Free

References

github.com/assimp/assimp/issues/4286 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2022-45748?: CVE-2022-45748 is a high-severity vulnerability in Assimp, classified under Use After Free. CVSS score: 8.8/10. Published 2023-01-20.
How severe is CVE-2022-45748?: High severity. CVSS v3 base score is 8.8 out of 10.