CVE-2026-43974 gun HTTP/1.1 client accepts unsolicited 101 Switching Protocols response allowing server-driven protocol hijack and OOM

Unexpected Status Code or Return Value vulnerability in ninenines gun gunhttp module allows a malicious HTTP server to force the client into raw protocol mode via an unsolicited 101 Switching Protocols response. In gunhttp:handleinform/8, when a 101 Switching Protocols response is received over...

SUSE-SU-2026:22051-1 Security update for elemental-toolkit

This update for elemental-toolkit fixes the following issue - CVE-2026-33186: google.golang.org/grpc: authorization bypass due to improper validation of the HTTP/2: path pseudo- header bsc1260277. Changes: - Update to v2.3.4: 974af043 Bump golang.org/x/net to v0.55.0 bsc1267168 bsc1251679 ae39c90...

OPENSUSE-SU-2026:20921-1 Security update for elemental-toolkit

This update for elemental-toolkit fixes the following issue - CVE-2026-33186: google.golang.org/grpc: authorization bypass due to improper validation of the HTTP/2: path pseudo- header bsc1260277. Changes: - Update to v2.3.4: 974af043 Bump golang.org/x/net to v0.55.0 bsc1267168 bsc1251679 ae39c90...

CVE-2026-11520

A weakness has been identified in SourceCodester Inventory System 1.0. Affected by this issue is some unknown functionality of the file header.php. This manipulation causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been made available to the public and...

CVE-2026-11520 SourceCodester Inventory System header.php cross site scripting

A weakness has been identified in SourceCodester Inventory System 1.0. Affected by this issue is some unknown functionality of the file header.php. This manipulation causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been made available to the public and...

EUVD-2026-35070

A weakness has been identified in SourceCodester Inventory System 1.0. Affected by this issue is some unknown functionality of the file header.php. This manipulation causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been made available to the public and...

USN-8401-1: Netty vulnerabilities

It was discovered that Netty's HTTP proxy handler did not properly validate headers when constructing CONNECT requests. An attacker could possibly use this issue to inject arbitrary HTTP headers into CONNECT requests. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS,...

USN-8401-1 netty vulnerabilities

It was discovered that Netty's HTTP proxy handler did not properly validate headers when constructing CONNECT requests. An attacker could possibly use this issue to inject arbitrary HTTP headers into CONNECT requests. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS,...

OPENSUSE-SU-2026:20919-1 Security update for agama-web-ui

This update for agama-web-ui fixes the following issues - CVE-2025-7339: on-headers: incorrect array handling may lead to HTTP response header manipulation bsc1246678. - CVE-2026-9277: shell-quote: improper escaping of newlines in object .op values by quote can lead to shell command injection...

kernel: ip6_tunnel: clear skb2->cb[] in ip4ip6_err()

A flaw was found in the Linux kernel's IPv6 tunnel implementation. A remote attacker could exploit this flaw by sending malicious ICMPv6 error messages to cause a stack-based buffer overflow in the kernel's IPv4-over-IPv6 tunnel error handling code. This could result in a kernel crash denial of...

kernel: netfilter: ip6t_eui64: reject invalid MAC header for all packets

A flaw was found in the Linux kernel's netfilter component. This vulnerability occurs because the eui64mt6 function, which processes IPv6 packets, does not properly validate the MAC header for all packets. Specifically, packets with a zero fragment offset could bypass an existing guard, allowing...

Medium: libsoup3

Issue Overview: OOB Read via Integer Overflow on libsoup through libsoup/websocket/soup-websocket-connection.c via processframe leads to Undefined Behavior CVE-2026-0716 A flaw was found in libsoup, an HTTP client library. This vulnerability, known as CRLF Carriage Return Line Feed Injection,...

PT-2026-47347

Name of the Vulnerable Software and Affected Versions cowlib versions 2.9.0 and later Description Improper neutralization of CRLF sequences in HTTP headers allows HTTP response splitting via non-VCHAR bytes in structured-fields string values. The function escape string/2 in cow http struct hd onl...

Medium: perl-HTTP-Tiny

Issue Overview: HTTP::Tiny versions before 0.093 for Perl do not validate CRLF in HTTP request lines or control field header values. The unvalidated inputs are the method and URI in the request line, the URL host that becomes the Host: header, and HTTP/1.1 control data field values. An attacker w...

PT-2026-47563

Summary The default configuration of the Http3ConnectionHandler in the Netty HTTP/3 codec lacks an enforced maximum header size limit. When a peer does not explicitly specify HTTP3 SETTINGS MAX FIELD SECTION SIZE, the implementation defaults to an unbounded limit. This insecure default...

Amazon Linux 2023 : perl-HTTP-Tiny, perl-HTTP-Tiny-tests (ALAS2023-2026-1765)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1765 advisory. HTTP::Tiny versions before 0.093 for Perl do not validate CRLF in HTTP request lines or control field header values. The unvalidated inputs are the method and URI in the request line, the URL host that...

OpenBullet2 安全漏洞

OpenBullet2 is a cross-platform automated testing and data scraping tool developed by the OpenBullet team. Versions of OpenBullet2 prior to 0.3.2 contained security vulnerabilities. These vulnerabilities stemmed from an authentication bypass vulnerability in the API key authentication middleware,...

Amazon Linux 2023 : perl-libwww-perl, perl-libwww-perl-tests (ALAS2023-2026-1764)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1764 advisory. LWP::UserAgent versions before 6.83 for Perl leak Authorization and Proxy-Authorization headers on cross- origin redirects. On a 3xx response, the redirect handler strips only Host and Cookie before...

Medium: python3.14

Issue Overview: The "tarfile" module would still apply normalization of AREGTYPE \x00 blocks to DIRTYPE, even while processing a multi-block member such as GNUTYPELONGNAME or GNUTYPELONGLINK. This could result in a crafted tar archive being misinterpreted by the tarfile module compared to other...

Amazon Linux 2023 : tomcat9, tomcat9-admin-webapps, tomcat9-el-3.0-api (ALAS2023-2026-1770)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1770 advisory. Allocation of Resources Without Limits or Throttling vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from...