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Servers and applications

CVE-2026-27654

NGINX Open Source and NGINX Plus have a vulnerability in the ngx_http_dav_module module that might allow an attacker to trigger a buffer overflow to the NGINX worker process; this vulnerability may result in termination of the NGINX worker process or modification of source or destination file names outside the document root. This issue affects NGINX Open Source and NGINX Plus when the…

Severity
High 8.8
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 0.5.13 up to 0.9.7
  • From 1.0.0 before 1.28.3
  • From 1.29.0 before 1.29.7

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-27654
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-27654