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EPSS 0.1%top 98%

CVE-2026-39103: n/a

0
Medium
VulnerabilityCVE-2026-39103cvecve-2026-39103
Published: Tue May 05 2026 (05/05/2026, 00:00:00 UTC)
Source: CVE Database V5

Description

CVE-2026-39103 is a buffer overflow vulnerability in the GPAC multimedia framework prior to a specific commit. It occurs in the SVG attribute parsing functions and can be triggered by an attacker to cause a denial of service. The vulnerability does not impact confidentiality or integrity but affects availability. No patch or official remediation guidance is currently confirmed. Exploits in the wild are not known at this time.

CVSS v3.1

Score 5.5medium

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 05/13/2026, 03:44:55 UTC

Technical Analysis

This vulnerability involves a buffer overflow in GPAC's SVG attribute parsing code, specifically in the functions svg_parse_strings() and gf_svg_parse_attribute() within src/scenegraph/svg_attributes.c. An attacker with local access and user interaction can trigger this flaw to cause a denial of service by crashing the application. The CVSS 3.1 base score is 5.5, reflecting a medium severity with low attack complexity and no privileges required but user interaction needed. There is no confirmed patch or vendor advisory available as of the published date.

Potential Impact

The impact is limited to denial of service (availability) due to a buffer overflow condition. There is no impact on confidentiality or integrity. The vulnerability requires local attack vector and user interaction, which reduces the likelihood of remote exploitation. No known exploits are reported in the wild.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should limit exposure by restricting access to vulnerable GPAC versions and avoid processing untrusted SVG content. Monitor vendor channels for updates.

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Technical Details

Data Version
5.2
Assigner Short Name
mitre
Date Reserved
2026-04-06T00:00:00.000Z
Cvss Version
null
State
PUBLISHED
Remediation Level
null

Threat ID: 69fa1920cbff5d86100ff727

Added to database: 5/5/2026, 4:21:52 PM

Last enriched: 5/13/2026, 3:44:55 AM

Last updated: 6/20/2026, 6:30:24 AM

Views: 64

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