1240 matches found
nginx: NGINX: Authorization bypass via IP spoofing in HTTP/3 QUIC module
A flaw was found in NGINX Plus and NGINX Open Source when configured to use the HTTP/3 QUIC module. A remote attacker could exploit this by spoofing their source IP address. This vulnerability allows for the bypass of authorization controls or rate limiting mechanisms, potentially leading to...
Security Bulletin: IBM App Connect for Manufacturing is vulnerable to multiple vulnerabilities due to Netty
Summary IBM App Connect for Manufacturing is vulnerable to multiple vulnerabilities due to Netty. Vulnerability Details CVEID:CVE-2026-42580 DESCRIPTION: Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, Netty's chunk size parser silent...
io.netty/netty-codec-http: Netty: Request smuggling via incorrect parsing of HTTP/1.1 chunked transfer encoding extension values
A flaw was found in Netty. A remote attacker could exploit this vulnerability by sending specially crafted HTTP/1.1 chunked transfer encoding extension values. Due to incorrect parsing of quoted strings, this flaw enables request smuggling attacks, potentially allowing an attacker to bypass...
BIT-NGINX-GATEWAY-2026-42926 NGINX ngx_http_proxy_v2_module vulnerability
When NGINX Open Source is configured to proxy HTTP/2 traffic by setting proxyhttpversion to 2, and also uses proxysetbody, an attacker may be able to inject frame headers and payload bytes to the upstream peer. Note: Software versions which have reached End of Technical Support EoTS are not...
GHSA-R8J5-8747-88CM @utcp/http: SSRF via attacker-controlled OpenAPI servers[0].url in HTTP communication protocol
Summary The @utcp/http package is vulnerable to a blind Server-Side Request Forgery SSRF caused by a trust-boundary inconsistency between manual discovery and tool invocation. registerManual validates the discovery URL against an HTTPS / loopback allowlist, but callTool reuses the resolved...
CVE-2026-42584
Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, HttpClientCodec pairs each inbound response with an outbound request by queue.poll once per response, including for 1xx. If the client pipelines GET then HEAD and the server sends 103,...
CVE-2026-42582 Netty: HTTP/3 QPACK literal unbounded allocation
Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final, when decoding header blocks, the non-Huffman branch of io.netty.handler.codec.http3.QpackDecoderdecodeHuffmanEncodedLiteral may execute new bytelength for a string literal before verifying that length byt...
ALPINE-CVE-2026-40460
When NGINX Plus or NGINX Open Source are configured to use the HTTP/3 QUIC module, an attacker may be able to spoof their source IP address allowing for bypass of authorization or bypass of rate limiting. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...
CVE-2026-39806
The CVE-2026-39806 issue affects Bandit (Elixir.Bandit.HTTP1.Socket) where do_read_chunked_data!/5 loops indefinitely when a chunked request includes trailer fields. The root cause is that RFC 9112 §7.1.2 allows trailers after the 0-length chunk, but the code exits only when the next line is imme...
BIT-GOLANG-2026-33814 Infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE in net/http/internal/http2 in golang.org/x/net
When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGSMAXFRAMESIZE with a value of 0...
[SECURITY] Fedora 44 Update: perl-Starman-0.4018-1.fc44
Starman is a PSGI perl web server that has unique features such as high performance, preforking, use of signals and a small memory footprint. It is P SGI compatible and offers HTTP/1.1 support...
CVE-2026-33814
When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGSMAXFRAMESIZE with a value of 0...
Vulnerabilities in Apache HTTP Server
The Apache Software Foundation has addressed several vulnerabilities in Apache HTTP Server. These vulnerabilities concern various modules and functions within Apache HTTP Server. The most serious vulnerability relates to a double-free in the HTTP/2 implementation, which allows an attacker to...
CVE-2026-23918
A flaw was found in Apache HTTP Server. This vulnerability, related to a double free error within the HTTP/2 protocol implementation, could potentially allow a remote attacker to execute arbitrary code. Successful exploitation could lead to a complete compromise of the affected system. Mitigation...
CLSA-2026-1777947331 Fix CVE(s): CVE-2023-35945
SECURITY UPDATE: HTTP/2 memory leak in nghttp2 codec - debian/patches/CVE-2023-35945.patch: fix memory leak in nghttp2sessionmemsendinternal when stream close callback fails with a fatal error - CVE-2023-35945...
netty: Netty: Denial of Service via HTTP/2 CONTINUATION frame flood
A flaw was found in Netty. A remote user can trigger a Denial of Service DoS against a Netty HTTP/2 server by sending a flood of CONTINUATION frames. The server's lack of a limit on these frames, coupled with a bypass of size-based mitigations using zero-byte frames, allows an attacker to consume...
DEBIAN-CVE-2026-23918
Double Free and possible RCE vulnerability in Apache HTTP Server with the HTTP/2 protocol. This issue affects Apache HTTP Server: 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue...
EUVD-2026-26955
Double Free and possible RCE vulnerability in Apache HTTP Server with the HTTP/2 protocol. This issue affects Apache HTTP Server: 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue...
EEF-CVE-2026-42788 HTTP/2 frame size limit checked after body is buffered in bandit
Summary Allocation of Resources Without Limits or Throttling vulnerability in mtrudel bandit allows unauthenticated memory exhaustion via oversized HTTP/2 frames. 'Elixir.Bandit.HTTP2.Frame':deserialize/2 in lib/bandit/http2/frame.ex checks the SETTINGS\MAX\FRAME\SIZE limit only after...
