NULL Pointer Dereference in GPAC Affecting Multiple Versions
CVE-2026-88339

5.5MEDIUM

Key Information:

Vendor

GPAC

Status
GPAC
Vendor
CVE Published:
22 September 2026

What is CVE-2026-88339?

A NULL pointer dereference vulnerability has been identified in the gf_sg_vrml_field_clone() function of GPAC. This flaw arises when the function attempts to clone a PROTO default SFImage field using a NULL source pointer. An attacker can exploit this vulnerability by supplying a specially crafted input file, leading to an application crash and subsequently causing a denial of service scenario. It is crucial for users of affected GPAC versions to take immediate action to mitigate potential risks.

References

https://github.com/gpac/gpac/issues/3855
https://github.com/makesoftwaresafe/gpac/commit/c748219af...

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.