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CVE-2026-27784

Medium priority
Needs evaluation

(The 32-bit implementation of NGINX Open Source has a vulnerability in ...)

1 affected package

nginx

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nginx Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-27654

Medium priority
Needs evaluation

(NGINX Open Source and NGINX Plus have a vulnerability in the ngx_http_ ...)

1 affected package

nginx

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nginx Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-27651

Medium priority
Needs evaluation

(When the ngx_mail_auth_http_modulemodule is enabled on NGINX Plus or N ...)

1 affected package

nginx

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nginx Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-1642

Medium priority

Some fixes available 3 of 7

A vulnerability exists in NGINX OSS and NGINX Plus when configured to proxy to upstream Transport Layer Security (TLS) servers. An attacker with a man-in-the-middle (MITM) position on the upstream server side—along with conditions...

1 affected package

nginx

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nginx Fixed Fixed Vulnerable Vulnerable
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CVE-2025-53859

Medium priority

Some fixes available 4 of 8

NGINX Open Source and NGINX Plus have a vulnerability in the ngx_mail_smtp_module that might allow an unauthenticated attacker to over-read NGINX SMTP authentication process memory; as a result, the server side may leak arbitrary...

1 affected package

nginx

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nginx Fixed Fixed Needs evaluation Needs evaluation
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CVE-2024-33452

Medium priority
Needs evaluation

An issue in OpenResty lua-nginx-module v.0.10.26 and before allows a remote attacker to conduct HTTP request smuggling via a crafted HEAD request.

3 affected packages

lua-nginx-memcached, lua-nginx-redis, lua-nginx-websocket

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
lua-nginx-memcached Needs evaluation Needs evaluation Needs evaluation Needs evaluation
lua-nginx-redis Needs evaluation Needs evaluation Needs evaluation Needs evaluation
lua-nginx-websocket Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2025-23419

Medium priority

Some fixes available 4 of 7

When multiple server blocks are configured to share the same IP address and port, an attacker can use session resumption to bypass client certificate authentication requirements on these servers. This vulnerability arises when ...

1 affected package

nginx

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nginx Fixed Fixed Fixed Needs evaluation
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CVE-2024-7347

Medium priority
Fixed

NGINX Open Source and NGINX Plus have a vulnerability in the ngx_http_mp4_module, which might allow an attacker to over-read NGINX worker memory resulting in its termination, using a specially crafted mp4 file. The issue only...

1 affected package

nginx

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nginx Fixed Fixed Fixed Fixed
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CVE-2024-35200

Medium priority
Not affected

When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module, undisclosed HTTP/3 requests can cause NGINX worker processes to terminate.

1 affected package

nginx

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nginx Not affected Not affected Not affected Not affected
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CVE-2024-34161

Medium priority
Not affected

When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module and the network infrastructure supports a Maximum Transmission Unit (MTU) of 4096 or greater without fragmentation, undisclosed QUIC packets can cause NGINX...

1 affected package

nginx

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nginx Not affected Not affected Not affected Not affected
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