What is CVE-2026-4015?

CVE-2026-4015 is a medium-severity vulnerability in Gpac, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.3/10. Published 2026-03-12.

How severe is CVE-2026-4015?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Buffer overflow in Gpac

CVE-2026-4015

A weakness has been identified in GPAC 26.03-DEV. Affected is the function txtin_process_texml of the file src/filters/load_text.c of the component TeXML File Parser. Executing a manipulation can lead to stack-based buffer overflow. It is…

Vulnerability class: Buffer Overflow

EPSS: 0.000 (5.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

N/a Gpac — versions 26.03-DEV

Weakness classification (CWE)

References

VDB-350537 | GPAC TeXML File load_text.c txtin_process_texml stack-based overflow (technical-description, vdb-entry)
VDB-350537 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
Submit #769797 | GPAC 26.03-DEV Buffer Overflow (third-party-advisory)
cna@vuldb.com (issue-tracking)
cna@vuldb.com (issue-tracking)
cna@vuldb.com (exploit)
cna@vuldb.com (patch)
cna@vuldb.com (product)

Frequently asked questions

What is CVE-2026-4015?: CVE-2026-4015 is a medium-severity vulnerability in Gpac, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.3/10. Published 2026-03-12.
How severe is CVE-2026-4015?: Medium severity. CVSS v3 base score is 5.3 out of 10.