UpHeron
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Servers and applications

CVE-2026-27784

The 32-bit implementation of NGINX Open Source has a vulnerability in the ngx_http_mp4_module module, which might allow an attacker to over-read or over-write NGINX worker memory resulting in its termination, using a specially crafted MP4 file. The issue only affects 32-bit NGINX Open Source if it is built with the ngx_http_mp4_module module and the mp4 directive is used in the configuration…

Severity
High 8.5
Published
24 Mar 2026
Last changed
15 Jul 2026
Added to UpHeron
21 Oct 2026
Fixed in
1.28.3, 1.29.7
Sources
NVD

Affected software

SoftwareAffected versions
nginxServers and applications · cpe:a:f5:nginx_open_source
  • From 1.1.19 before 1.28.3
  • From 1.29.0 before 1.29.7

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-27784
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-27784