PT-2026-32357 · Unknown · Tinyobjloader

Kiyochii · Published 2026-04-13 · Updated 2026-04-13 · CVE-2026-29628

Positive Technologies (AI Summary)

CVSS v3.1

6.2

Medium

Base vector

AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions tinyobjloader version d56555b

Description A stack overflow in the 'experimental/tinyobj loader opt.h' file allows attackers to cause a Denial of Service (DoS) by supplying a crafted .mtl file.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Stack Overflow

Weakness Enumeration

CWE-121

Related Identifiers

CVE-2026-29628

Affected Products

Tinyobjloader

References · 8

• 🔥 https://github.com/kiyochii/CVE-2026-29628 · Exploit
• https://cve.org/CVERecord?id=CVE-2026-29628 · Security Note
• https://ubuntu.com/security/CVE-2026-29628 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-29628 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-29628 · Vendor Advisory
• https://github.com/kiyochii/tinyobjloader/commit/386b73bb8c1a855236beb73b11f45f7feac4e03a · Note
• https://twitter.com/CVEnew/status/2043733078208848352 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2043819200179810549 · Twitter Post