Null Pointer Dereference in GPAC Product by GPAC
CVE-2026-1417

4.8MEDIUM

Key Information:

Vendor

GPAC

Status
Gpac
Vendor
CVE Published:
26 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-1417?

A null pointer dereference vulnerability has been found in the GPAC software, specifically affecting the dump_isom_rtp function within the file applications/mp4box/filedump.c. When exploited, this vulnerability allows an attacker to manipulate the execution flow, potentially leading to denial of service through application crashes. This exploit requires local access to the system where GPAC is installed, and public exploit code is available, which enhances the risk for unpatched installations. Users are urged to apply the provided patch (commit f96bd57c3ccdcde4335a0be28cd3e8fe296993de) to mitigate the risk.

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Affected Version(s)

GPAC 2.0

GPAC 2.1

GPAC 2.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-1417 - Proof of Concept

References

https://vuldb.com/?id.342806
vdb-entrytechnical-description
https://vuldb.com/?ctiid.342806
signaturepermissions-required
https://vuldb.com/?submit.736543
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Kery Qi (VulDB User)
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