CVE-2026-47675 Hono: Cookie helper does not sanitize sameSite and priority, allowing Set-Cookie injection

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.21, the serialize function in hono/cookie validates domain and path options against characters that corrupt Set-Cookie header syntax ;, \r, \n, but does not apply the same validation to sameSite an...

CVE-2026-47675 Hono: Cookie helper does not sanitize sameSite and priority, allowing Set-Cookie injection

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.21, the serialize function in hono/cookie validates domain and path options against characters that corrupt Set-Cookie header syntax ;, \r, \n, but does not apply the same validation to sameSite an...

CVE-2026-47675 Hono: Cookie helper does not sanitize sameSite and priority, allowing Set-Cookie injection

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.21, the serialize function in hono/cookie validates domain and path options against characters that corrupt Set-Cookie header syntax ;, \r, \n, but does not apply the same validation to sameSite an...

CVE-2026-47675

Summary: Hono prior to 4.12.21 has a vulnerability in the serialize() function of hono/cookie where domain and path options are validated to prevent Set-Cookie header corruption, but sameSite and priority are not validated. This can allow user-controlled input to inject attacker-chosen attributes...

Hono 安全漏洞

Hono is a web framework built in TypeScript for the Hono community. Versions of Hono prior to 4.12.21 contained security vulnerabilities. These vulnerabilities stemmed from the serialize function not verifying the sameSite and priority options. This could allow the application to pass...

CVE-2026-47069 CRLF injection in cookie domain/path options in hackney

Improper Neutralization of CRLF Sequences 'CRLF Injection' vulnerability in benoitc hackney allows HTTP Response Splitting. The hackneycookie:setcookie/3 function in src/hackneycookie.erl validates the Name and Value arguments against CRLF and control characters, but concatenates the domain and...

JavaScript Cookie: Per-instance prototype hijack in assign() enables cookie-attribute injection

Summary js-cookie's internal assign helper copies properties with for...in + plain assignment. When the source object is produced by JSON.parse, the JSON object's "proto" member is an own enumerable property, so the for…in enumerates it and the targetkey = sourcekey write triggers the...

Astra Linux – Vulnerability in symfony

Symfony is a PHP framework for web and console applications, along with a set of reusable PHP components. The Symfony HTTP cache system functions as a reverse proxy: it caches entire responses including headers and returns them to clients. In a recent change to the AbstractSessionListener,...

Astra Linux – Vulnerability in Flask

Flask is a lightweight WSGI web application framework. When all of the following conditions are met, a response containing data intended for one client may be cached and subsequently sent by the proxy to other clients. If the proxy also caches Set-Cookie headers, it may send one client’s session...

Astra Linux – Vulnerability in python-future

A vulnerability discovered in Python Charmers Future 0.18.2 and earlier allows remote attackers to cause a denial of service by using a crafted Set-Cookie header from a malicious web server...

CVE-2026-42874

Microdot is a minimalistic Python web framework. Prior to 2.6.1, the Response.setcookie method does not sanitize its string arguments, and in particular will not detect the presence of the \r\n sequence in them. This can be a potential source of header injection attacks. For a header injection...

CVE-2026-42874

Microdot is a minimalistic Python web framework. Prior to 2.6.1, the Response.setcookie method does not sanitize its string arguments, and in particular will not detect the presence of the \r\n sequence in them. This can be a potential source of header injection attacks. For a header injection...

Unity Linux 20.1070e Security Update: future (UTSA-2026-017344)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017344 advisory. An issue discovered in Python Charmers Future 0.18.2 and earlier allows remote attackers to cause a denial of service via crafted Set-Cookie header from malicious we...

HTTP Response Splitting

Overview microdot is a The impossibly small web framework for MicroPython Affected versions of this package are vulnerable to HTTP Response Splitting in the setcookie function. An attacker can inject arbitrary HTTP headers by supplying malicious input containing carriage return and line feed...

JLSEC-2026-392

A malicious server can serve excessive amounts of Set-Cookie: headers in a HTTP response to curl and curl 7.84.0 stores all of them. A sufficiently large amount of big cookies make subsequent HTTP requests to this, or other servers to which the cookies match, create requests that become larger th...

Amazon Linux 2023 : python3-tornado (ALAS2023-2026-1587)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1587 advisory. In Tornado before 6.5.5, cookie attribute injection could occur because the domain, path, and samesite arguments to .RequestHandler.setcookie were not checked for crafted characters. CVE-2026-35536...

Amazon Linux 2023 : python3.13-tornado (ALAS2023-2026-1588)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1588 advisory. In Tornado before 6.5.5, cookie attribute injection could occur because the domain, path, and samesite arguments to .RequestHandler.setcookie were not checked for crafted characters. CVE-2026-35536...

curl: CVE-2026-6276: stale custom cookie host causes cookie leak

Summary: libcurl keeps a stale data-state.aptr.cookiehost after a request that uses a custom Host: header. On later requests on the same easy handle, when no custom Host: is used, libcurl still reuses that stale value for outgoing cookie selection lib/http.c:2560-2563 and incoming Set-Cookie...

SUSE CVE-2026-35536

In Tornado before 6.5.5, cookie attribute injection could occur because the domain, path, and samesite arguments to .RequestHandler.setcookie were not checked for crafted characters...

GHSA-FQWM-6JPJ-5WXC Tornado has cookie attribute injection via .RequestHandler.set_cookie

In Tornado before 6.5.5, cookie attribute injection could occur because the domain, path, and samesite arguments to .RequestHandler.setcookie were not checked for crafted characters...