CVE-2025-55658 | BDVDB-2026-338697 Detail

Description#

GPAC MP4Box v2.4 was discovered to contain a floating point exception in the gf_opus_parse_packet_header function (media_tools/av_parsers.c). bThis vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted MP4 file.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.

Weaknesses#

CWE-1077 Floating Point Comparison with Incorrect Operator

References#

https://infosec.exchange/@sigdevel/116710224797830572

Exploit#

No public exploit known

History#

Version 12026-06-09Record published in the CVE List.

Published

Published: 2026-06-09
Last modified: 2026-06-09

Vendor information

Vendor: Not stated
Product: Not stated

Score

6.5 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 22.4.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

No version data in the source record.

Scoring System

CVSS v4.0

Not available

CVSS v3.1

6.5 Medium

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity	None
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).