PT-2026-29402 · Axiomatic · Bento4

Breakingbad · Published 2026-03-31 · Updated 2026-04-01 · CVE-2026-5235

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Axiomatic Bento4 versions through 1.6.0-641

Description A flaw exists in Axiomatic Bento4 up to version 1.6.0-641 within the MP4 File Parser component, specifically in the AP4 BitReader::ReadCache function of the Ap4Dac4Atom.cpp file. This issue leads to a heap-based buffer overflow. The attack requires local access. The exploit for this issue has been publicly disclosed.

Recommendations Versions prior to 1.6.0-641 should be used.

Exploit

Fix

Buffer Overflow

Heap Based Buffer Overflow

Weakness Enumeration

CWE-119

CWE-122

Related Identifiers

CVE-2026-5235

Affected Products

Bento4

References · 8

• 🔥 https://github.com/axiomatic-systems/Bento4/issues/1058#issue-4078583078 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-5235 · Security Note
• https://github.com/axiomatic-systems/Bento4/issues/1058 · Note
• https://vuldb.com/submit/780472 · Note
• https://twitter.com/infoflowcloud/status/2039280787741167991 · Twitter Post
• https://vuldb.com/vuln/354386 · Note
• https://vuldb.com/vuln/354386/cti · Note
• https://twitter.com/CVEnew/status/2039279722048434642 · Twitter Post