Description
Assimp through 6.0.6 contains a heap out-of-bounds read vulnerability in glTFCommon::Util::ParseDataURI caused by storing the data offset in a signed char. Attackers can supply a crafted glTF file with a raw data URI whose segment starts beyond byte 127 to crash applications or leak adjacent heap memory.
Published: 2026-11-15
Score: 6.9 Medium
EPSS: n/a
KEV: No
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Remediation

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History

Sun, 15 Nov 2026 13:30:00 +0000

Type Values Removed Values Added
Description Assimp through 6.0.6 contains a heap out-of-bounds read vulnerability in glTFCommon::Util::ParseDataURI caused by storing the data offset in a signed char. Attackers can supply a crafted glTF file with a raw data URI whose segment starts beyond byte 127 to crash applications or leak adjacent heap memory.
Title Assimp through 6.0.6 Heap Out-of-Bounds Read via glTF ParseDataURI
First Time appeared Assimp
Assimp assimp
Weaknesses CWE-125
CPEs cpe:2.3:a:assimp:assimp:*:*:*:*:*:*:*:*
Vendors & Products Assimp
Assimp assimp
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N'}

Subscriptions

Assimp Assimp
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-15T13:12:09.837Z

Reserved: 2026-11-15T13:04:44.988Z

Link: CVE-2026-129478

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses