CVE-2026-88339
📛 CVE Title
CVE-2026-88339
Description
A NULL pointer dereference vulnerability exists in the gf_sg_vrml_field_clone() function of GPAC 2d7da22e (26.08-DEV). The vulnerability occurs when cloning a PROTO default SFImage field with a NULL source pointer. An attacker can provide a specially crafted input file that triggers the condition, resulting in application crash and denial of service.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- mitre
- CVSS severity
- —
- CVSS score
- —
- CVSS vector
- —
- Effective score
- no score available from CNA, NVD, or AI yet
- CWE(s)
- —
- Reserved
- 2026-09-10
- Published
- 2026-09-22 00:00 UTC
- Last updated
- 2026-09-23 15:13 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/88xxx/CVE-2026-88339.json
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-09-22 20:17:10 UTC
- NVD last modified
- 2026-09-22 20:17:10 UTC
NVD / KEV / EPSS data refreshed 2026-09-23 02:35 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
AI-forensic CVSS estimate
Used only when a CVE has no official CVSS from its CNA or NVD. An LLM estimates the v3.1 base score from the description; a HIGH/CRITICAL estimate promotes the CVE to a Threat.
No AI estimate yet — it runs automatically once NVD has been checked, or click the button above.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2026-84855 - Assigner
- mitre
- Published
- Sep 22, 2026, 12:00:00 AM
- Updated
- Sep 22, 2026, 7:34:19 PM
- EUVD base score
- 0.0 / 10
- EUVD-reported EPSS
- 0.0000
- Vendors
- n/a
- Products
-
n/a (n/a)
- Aliases
-
GHSA-gphj-3jjc-cfmg
ENISA description: A NULL pointer dereference vulnerability exists in the gf_sg_vrml_field_clone() function of GPAC 2d7da22e (26.08-DEV). The vulnerability occurs when cloning a PROTO default SFImage field with a NULL source pointer. An attacker can provide a specially crafted input file that triggers the condition, resulting in application crash and denial of service.
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| n/a | n/a |
n/a (affected)
|
— |
Vendor references (2)
References embedded in the original CVE record by the assigning CNA.
Web references (0)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
No web references attached yet.
NVD-tagged references (2)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
Remediations (10)
-
web:learn.microsoft.com
Learning path Learn how Microsoft supports secure software development as part of a cybersecurity solution - Training Secure software development means integrating security into each phase of your development lifecycle, from requirements analysis to maintenance. Microsoft provides many services that can help you develop more secure code and deploy a more secure application in the cloud. This ...
2026-09-23 15:42 UTC -
web:msrc.microsoft.com
The Microsoft Security Response Center (MSRC) investigates all reports of security vulnerabilities affecting Microsoft products and services, and provides the information here as part of the ongoing effort to help you manage security risks and help keep your systems protected.
2026-09-23 15:42 UTC -
web:msrc.microsoft.com
Security Update Guide - Microsoft Security Response Center
2026-09-23 15:42 UTC -
web:sec.cloudapps.cisco.com
On September 16, 2026 , the Cisco Product Security Incident Response Team (PSIRT) published the advisories that are listed in the following tables. To remediate these vulnerabilities, Cisco strongly recommends that customers upgrade to the fixed software that is indicated in the advisories. For more information about changes in Cisco PSIRT vulnerability disclosure, see Strengthening the ...
2026-09-23 15:42 UTC -
web:senserva.com
Every Microsoft security patch (KB) and the CVEs it fixes, with severity, CVSS, and CISA KEV status. Cross-linked to the CVE reference.
2026-09-23 15:42 UTC -
web:support.microsoft.com
This out-of-band (OOB) update for Windows 11, version 25H2 and Windows 11, version 24H2 (KB5121768) is cumulative. It includes all improvements from previous security and non-security updates, along with an additional fix . Improvements This OOB update includes the following improvement: [System Performance] This update addresses an issue affecting a limited number of devices with an Intel ...
2026-09-23 15:42 UTC -
web:vulners.com
CVE-2026-88339 🗓️ 21 Sep 2026 17:00:00 Reported by mitre Type cve 🔗 web.nvd.nist.gov 👁 4 Views
2026-09-23 15:42 UTC -
web:www.tenable.com
A NULL pointer dereference vulnerability exists in the gf_sg_vrml_field_clone() function of GPAC 2d7da22e (26.08-DEV). The vulnerability occurs when cloning a PROTO default SFImage field with a NULL source pointer. An attacker can provide a specially crafted input file that triggers the condition, resulting in application crash and denial of service.
2026-09-23 15:42 UTC -
web:www.tenable.com
Apply risk-based patch management to mitigate threats Close the gap between discovery and remediation . Get vast vulnerability coverage with 250k+ patches to automate prioritization and accelerate SLAs to reduce your exposure in clicks.
2026-09-23 15:42 UTC -
web:zecurit.com
Get the complete breakdown of Microsoft's September 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .
2026-09-23 15:42 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2026-88339.json.
{
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"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"version": "3.1"
}
},
{
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{
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{
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"role": "CISA Coordinator",
"timestamp": "2026-09-23T15:11:28.545287Z",
"version": "2.0.3"
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"problemTypes": [
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"description": "CWE-476 NULL Pointer Dereference",
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"providerMetadata": {
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"references": [
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"tags": [
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"url": "https://github.com/gpac/gpac/issues/3855"
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"title": "CISA ADP Vulnrichment"
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}
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{
"url": "https://github.com/makesoftwaresafe/gpac/commit/c748219af5968fd70f6dc7ebe4d6dd9f495d4425"
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"cveMetadata": {
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"datePublished": "2026-09-22T00:00:00.000Z",
"dateReserved": "2026-09-10T00:00:00.000Z",
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"state": "PUBLISHED"
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