CVE-2026-52721

MediumCVSS 5.3/10Last modified Jun 17, 2026

Description

Multiple out-of-bounds read vulnerabilities were found in GStreamer's pcapparse element. Malformed PCAP records can trigger reads beyond buffer boundaries during IPv4/TCP header parsing. This element is primarily used in debugging pipelines, limiting real-world exposure. A local attacker could trick a user into processing a specially crafted PCAP file, potentially leading to a crash or information disclosure.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:H

Weakness enumeration

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published
Jun 15, 2026
Last modified
Jun 17, 2026
NVD status
Awaiting Analysis

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CVE-2026-52721: Medium severity, CVSS 5.3 | Vulnix