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CVE-2026-32647

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CVE-2026-32647

Published: Mar 24, 2026

Modified: Mar 25, 2026

PUBLISHED

CVSS v3.1

7.8

HIGH

Description

NGINX Open Source and NGINX Plus have a vulnerability in the ngx_http_mp4_module module, which might allow an attacker to trigger a buffer over-read or over-write to the NGINX worker memory resulting in its termination or possibly code execution, using a specially crafted MP4 file. This issue affects NGINX Open Source and NGINX Plus if it is built with the ngx_http_mp4_module module and the mp4 directive is used in the configuration file. Additionally, the attack is possible only if an attacker can trigger the processing of a specially crafted MP4 file with the ngx_http_mp4_module module. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

VendorProductVersions

F5

NGINX Open Source

affected
1.29.0 - < 1.29.7
affected
1.1.19 - < 1.28.3

F5

NGINX Plus

affected
R36 - < R36 P3
affected
R35 - < R35 P2
affected
R34 - < *
affected
R33 - < *
affected
R32 - < R32 P5

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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