CVE-2026-67353

guzzlehttp/guzzle versions before 7.15.1 contain a denial of service vulnerability in the CookieJar that accepts unlimited Set-Cookie header fields with no size restrictions. Attackers can return many large cookies from a malicious server, causing Guzzle to store excessive data in memory and...

CVE-2026-67353 guzzlehttp/guzzle before 7.15.1 Unbounded Cookie Denial of Service

guzzlehttp/guzzle versions before 7.15.1 contain a denial of service vulnerability in the CookieJar that accepts unlimited Set-Cookie header fields with no size restrictions. Attackers can return many large cookies from a malicious server, causing Guzzle to store excessive data in memory and...

CVE-2026-67353

guzzlehttp/guzzle versions before 7.15.1 contain a denial of service vulnerability in the CookieJar that accepts unlimited Set-Cookie header fields with no size restrictions. Attackers can return many large cookies from a malicious server, causing Guzzle to store excessive data in memory and...

Improperly Controlled Sequential Memory Allocation

Overview Affected versions of this package are vulnerable to Improperly Controlled Sequential Memory Allocation via the CookieJar process. An attacker can exhaust system memory and cause service disruption by sending a large number of oversized Set-Cookie headers in responses, which are then stor...

CVE-2026-7017

HTTP::Tiny versions before 0.095 for Perl forward credential headers to cross-origin redirect targets. When the server returns a 3xx redirect, mayberedirect follows the Location: header and prepareheadersandcb re-merges the caller's headers argument into the new request, without checking whether...

USN-8398-4: nginx vulnerability

USN-8398-3 fixed a vulnerability in nginx. This update provides the corresponding fix for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. Original advisory details: It was discovered that nginx incorrectly handled certain cookie headers in the HTTP/2 implementation. A...

Information Disclosure

angular/common is vulnerable to information disclosure. The vulnerability is due to the HttpTransferCache utility failing to consider the withCredentials flag and Cookie header when caching HTTP responses during Server-Side Rendering SSR with hydration enabled, which allows an attacker to obtain...

EUVD-2026-31692

Hackney: Cross-origin Redirect Leaks Authorization, Cookie, and Request Body...

Astra Linux – Vulnerability in Python 3.11

When using http.cookies.Morsel, user-controlled cookie values and parameters may allow the injection of HTTP headers into messages. The patch rejects all control characters within cookie names, values, and parameters...

CVE-2026-54287

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.25, on AWS Lambda, the ALB single-header response and the VPC Lattice v2 response join multiple Set-Cookie headers into one comma-separated value. Because commas also appear inside cookie attribute...

CVE-2026-54287

Summary: Hono’s AWS Lambda adapter, in the ALB single-header mode and VPC Lattice v2, concatenates multiple Set-Cookie headers into a single comma-separated value, causing cookie attributes that include commas (e.g., Expires) to be misparsed or dropped. Affected components: Hono web framework; AW...

CVE-2026-54287 Hono: AWS Lambda adapter merges multiple `Set-Cookie` headers into one value, dropping cookies on ALB single-header and Lattice

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.25, on AWS Lambda, the ALB single-header response and the VPC Lattice v2 response join multiple Set-Cookie headers into one comma-separated value. Because commas also appear inside cookie attribute...

CVE-2026-54287

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.25, on AWS Lambda, the ALB single-header response and the VPC Lattice v2 response join multiple Set-Cookie headers into one comma-separated value. Because commas also appear inside cookie attribute...

Improper Encoding or Escaping of Output

Overview hono is an Ultrafast web framework for the Edges Affected versions of this package are vulnerable to Improper Encoding or Escaping of Output in the AWS Lambda adapter's handling of multiple Set-Cookie headers. An attacker can cause clients to drop or misinterpret cookies by triggering...

GHSA-J6C9-X7QJ-28XF hono: AWS Lambda adapter merges multiple `Set-Cookie` headers into one value, dropping cookies on ALB single-header and Lattice

Summary On AWS Lambda, the ALB single-header response and the VPC Lattice v2 response join multiple Set-Cookie headers into one comma-separated value. Because commas also appear inside cookie attributes for example Expires dates, clients cannot split the value back into individual cookies and...

hono: AWS Lambda adapter merges multiple `Set-Cookie` headers into one value, dropping cookies on ALB single-header and Lattice

Summary On AWS Lambda, the ALB single-header response and the VPC Lattice v2 response join multiple Set-Cookie headers into one comma-separated value. Because commas also appear inside cookie attributes for example Expires dates, clients cannot split the value back into individual cookies and...

PT-2026-49734

Name of the Vulnerable Software and Affected Versions Hono versions prior to 4.12.25 Description On AWS Lambda, the ALB single-header response and the VPC Lattice v2 response join multiple Set-Cookie headers into a single comma-separated value. According to RFC 6265, each cookie must be its own...

USN-8398-3 nginx vulnerability

USN-8398-1 fixed a vulnerability in nginx. The update caused a regression and was temporarily reverted in USN-8398-2. This update introduces a complete fix for CVE-2026-49975. We apologize for the inconvenience. Original advisory details: It was discovered that nginx incorrectly handled certain...

USN-8398-3: nginx vulnerability

USN-8398-1 fixed a vulnerability in nginx. The update caused a regression and was temporarily reverted in USN-8398-2. This update introduces a complete fix for CVE-2026-49975. We apologize for the inconvenience. Original advisory details: It was discovered that nginx incorrectly handled certain...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : nginx vulnerability (USN-8398-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8398-1 advisory. It was discovered that nginx incorrectly handled certain cookie headers in the HTTP/2 implementation. A remote attacker could...