GPAC MP4Box vrml_tools.c gf_sg_mfurl_del null pointer dereference (CVE-2026-90573) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-90573

GPAC MP4Box vrml_tools.c gf_sg_mfurl_del null pointer dereference

Answer in brief

CVE-2026-90573 records a Unknown severity vulnerability in GPAC MP4Box vrml_tools.c gf_sg_mfurl_del null pointer dereference. The current sources do not mark it as known exploited. The current feed maps n/a/GPAC (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 13, 2026Updated Sep 13, 2026Source checked Sep 13, 2026First seen by HOL Sep 13, 2026Material review Sep 13, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps n/a/GPAC (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
n/a/GPACgeneric	f1219cde	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for n/a/GPAC.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Sep 13, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 13, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 13, 2026

Sources and claim methodology

Upstream source description

A vulnerability was identified in GPAC up to f1219cde. The impacted element is the function gf_sg_mfurl_del of the file scenegraph/vrml_tools.c of the component MP4Box. The manipulation leads to null pointer dereference. Local access is required to approach this attack. The exploit is publicly available and might be used. This product adopts a rolling release strategy to maintain continuous delivery. Therefore, version details for affected or updated releases cannot be specified. Upgrading to version abi-16.23 is sufficient to resolve this issue. The identifier of the patch is 49dee5cad329cfed310c1682703df7daa47df31a. It is recommended to upgrade the affected component.

Quoted source text, attributed separately from HOL analysis.