CVE-2026-91089 Vulnerability Analysis & Exploit Details

CVE-2026-91089
Vulnerability Scoring

6.3
/10
High Risk

If left unpatched, CVE-2026-91089 could lead to major system disruptions or data loss.

Attack Complexity Details

  • Attack Complexity: Low
    Exploits can be performed without significant complexity or special conditions.
  • Attack Vector: Network
    Vulnerability is exploitable over a network without physical access.
  • Privileges Required: None
    No privileges are required for exploitation.
  • Scope: Unchanged
    Exploit remains within the originally vulnerable component.
  • User Interaction: Required
    User interaction is necessary for successful exploitation.

CVE-2026-91089 Details

Status: Received on 15 Sep 2026, 08:17 UTC

Published on: 15 Sep 2026, 08:17 UTC

CVSS Release: version 3

CVSS3 Source

cna@vuldb.com

CVSS3 Type

Primary

CVSS3 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

CVE-2026-91089 Vulnerability Summary

CVE-2026-91089: A vulnerability was found in GPAC up to f1219cde. Impacted is the function gf_node_get_name_and_id of the file scenegraph/base_scenegraph.c. The manipulation results in use after free. It is possible to launch the attack remotely. The exploit has been made public and could be used. Upgrading to version abi-16.23 is recommended to address this issue. The patch is identified as 49dee5cad329cfed310c1682703df7daa47df31a. You should upgrade the affected component.

Assessing the Risk of CVE-2026-91089

Access Complexity Graph

The exploitability of CVE-2026-91089 depends on two key factors: attack complexity (the level of effort required to execute an exploit) and privileges required (the access level an attacker needs).

Exploitability Analysis for CVE-2026-91089

With low attack complexity and no required privileges, CVE-2026-91089 is an easy target for cybercriminals. Organizations should prioritize immediate mitigation measures to prevent unauthorized access and data breaches.

Understanding AC and PR

A lower complexity and fewer privilege requirements make exploitation easier. Security teams should evaluate these aspects to determine the urgency of mitigation strategies, such as patch management and access control policies.

Attack Complexity (AC) measures the difficulty in executing an exploit. A high AC means that specific conditions must be met, making an attack more challenging, while a low AC means the vulnerability can be exploited with minimal effort.

Privileges Required (PR) determine the level of system access necessary for an attack. Vulnerabilities requiring no privileges are more accessible to attackers, whereas high privilege requirements limit exploitation to authorized users with elevated access.

CVSS Score Breakdown Chart

Above is the CVSS Sub-score Breakdown for CVE-2026-91089, illustrating how Base, Impact, and Exploitability factors combine to form the overall severity rating. A higher sub-score typically indicates a more severe or easier-to-exploit vulnerability.

CIA Impact Analysis

Below is the Impact Analysis for CVE-2026-91089, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: Low
    CVE-2026-91089 could lead to minor leaks of non-critical information without major privacy breaches.
  • Integrity: Low
    Exploiting CVE-2026-91089 may cause minor changes to data without severely impacting its accuracy.
  • Availability: Low
    CVE-2026-91089 may slightly degrade system performance without fully affecting service availability.

CVE-2026-91089 References

External References

CWE Common Weakness Enumeration

CWE-416

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