Astra Linux - уязвимость в samba

A Type Confusion vulnerability was discovered in Samba’s mdssvc RPC service for Spotlight. When parsing Spotlight mdssvc RPC packets, one encoded data structure is a key-value style dictionary, where the keys are character strings, and the values can be any of the supported types in the mdssvc...

CVE-2026-42544

Granian is a Rust HTTP server for Python applications. From 1.2.0 to 2.7.4, Granian aborts a worker process when an unauthenticated client sends a WebSocket upgrade request whose Sec-WebSocket-Protocol header contains non-ASCII bytes. The crash happens in Granian's WebSocket scope construction...

CLSA-2026-1778843906 nginx: Fix of CVE-2026-42945

CVE-2026-42945: fix heap buffer overflow in ngxhttprewritemodule when an unnamed PCRE capture group with '?' in the replacement is followed by another rewrite, if, or set directive; clear stale isargs flag in regex end code to prevent buffer overrun and possible worker crash or code execution...

CVE-2026-42945

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when the rewrite directive is followed by a rewrite, if, or set directive and an unnamed Perl-Compatible Regular Expression PCRE capture for example, $1, $2 with a replacement strin...

CVE-2026-42544

CVE-2026-42544 (Granian) affects Granian versions 1.2.0–2.7.4, where an unauthenticated client sending a WebSocket upgrade request with a non-ASCII Sec-WebSocket-Protocol header causes the server to abort the worker in the WebSocket scope construction path, yielding an unauthenticated DoS. The cr...

CVE-2026-42544 Granian: Unauthenticated DoS via WebSocket subprotocol header panic

Granian is a Rust HTTP server for Python applications. From 1.2.0 to 2.7.4, Granian aborts a worker process when an unauthenticated client sends a WebSocket upgrade request whose Sec-WebSocket-Protocol header contains non-ASCII bytes. The crash happens in Granian's WebSocket scope construction...

Unity Linux 20.1060e / 20.1070e Security Update: nginx (UTSA-2026-017548)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017548 advisory. A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrit...

Granian vulnerable to unauthenticated DoS via WebSocket subprotocol header panic

Summary Granian aborts a worker process when an unauthenticated client sends a WebSocket upgrade request whose Sec-WebSocket-Protocol header contains non-ASCII bytes. The crash happens in Granian's WebSocket scope construction path, before the ASGI application is invoked. This is a single-request...

Exploit for Double Free in Apache Http_Server

CVE-2026-23918-Apache-H2-PoC This is a proof-of-concept explo...

PT-2026-38268

Name of the Vulnerable Software and Affected Versions Granian versions 1.2.0 through 2.7.3 Description An unauthenticated client can cause a worker process to abort by sending a WebSocket upgrade request containing non-ASCII bytes in the Sec-WebSocket-Protocol header. This occurs during the...

Modsecurity 缓冲区错误漏洞

Modsecurity is an open-source web traffic security processing library developed by OWASP ModSecurity. Versions of Modsecurity prior to 3.0.15 contained a buffer error vulnerability. This vulnerability arises from using the t:hexDecode conversion in rule checks for query string parameters containi...

NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled

A flaw was found in NGINX, specifically within the ngxmailauthhttpmodule. When this module is enabled, and CRAM-MD5 or APOP authentication is active with an authentication server that permits retries, undisclosed requests can cause NGINX worker processes to terminate. This can lead to a Denial of...

NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled

A flaw was found in NGINX, specifically within the ngxmailauthhttpmodule. When this module is enabled, and CRAM-MD5 or APOP authentication is active with an authentication server that permits retries, undisclosed requests can cause NGINX worker processes to terminate. This can lead to a Denial of...

NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled

A flaw was found in NGINX, specifically within the ngxmailauthhttpmodule. When this module is enabled, and CRAM-MD5 or APOP authentication is active with an authentication server that permits retries, undisclosed requests can cause NGINX worker processes to terminate. This can lead to a Denial of...

DEBIAN-CVE-2026-27651

When the ngxmailauthhttpmodule module is enabled on NGINX Plus or NGINX Open Source, undisclosed requests can cause worker processes to terminate. This issue may occur when 1 CRAM-MD5 or APOP authentication is enabled, and 2 the authentication server permits retry by returning the Auth-Wait...

CVE-2026-27651

When the ngxmailauthhttpmodule module is enabled on NGINX Plus or NGINX Open Source, undisclosed requests can cause worker processes to terminate. This issue may occur when 1 CRAM-MD5 or APOP authentication is enabled, and 2 the authentication server permits retry by returning the Auth-Wait...

CVE-2026-27651 NGINX ngx_mail_auth_http_module vulnerability

When the ngxmailauthhttpmodule module is enabled on NGINX Plus or NGINX Open Source, undisclosed requests can cause worker processes to terminate. This issue may occur when 1 CRAM-MD5 or APOP authentication is enabled, and 2 the authentication server permits retry by returning the Auth-Wait...

CVE-2026-27654 NGINX ngx_http_dav_module vulnerability

NGINX Open Source and NGINX Plus have a vulnerability in the ngxhttpdavmodule 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...

CVE-2026-26209

cbor2 provides encoding and decoding for the Concise Binary Object Representation CBOR serialization format. Versions prior to 5.9.0 are vulnerable to a Denial of Service DoS attack caused by uncontrolled recursion when decoding deeply nested CBOR structures. This vulnerability affects both the...

PT-2026-27176

Name of the Vulnerable Software and Affected Versions cbor2 versions prior to 5.9.0 Description The cbor2 library is susceptible to a Denial of Service DoS attack due to uncontrolled recursion when decoding deeply nested CBOR structures. This affects both the pure Python implementation and the C...