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...

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...

CVE-2026-47675

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...

EUVD-2026-32925

Hono: Cookie helper does not sanitize sameSite and priority, allowing Set-Cookie injection...

GHSA-3HRH-PFW6-9M5X Hono: Cookie helper does not sanitize sameSite and priority, allowing Set-Cookie injection

Summary 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 and priority. An application that passes user-controlled input into either option may produce a...

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

Summary 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 and priority. An application that passes user-controlled input into either option may produce a...

PT-2026-46844

Summary The serialize function in hono/cookie validates domain and path options against characters that corrupt Set-Cookie header syntax ;, r, , but does not apply the same validation to sameSite and priority. An application that passes user-controlled input into either option may produce a...

Advisory ROSA-SA-2026-3307

Software: python-future 0.18.2 Operating System: ROSA-CHROME Unaffected versions: = python-future-0.18.2-4 Affected versions: python-future-0.18.2-4 CVE-ID: CVE-2022-40899 BDU-ID: 2023-02446 CVE-Crit: HIGH CVE-DESCRIPTION: The compatibility vulnerability in Python Charmers Future is related to...

Insertion of Sensitive Information into Log File

Overview admidio/admidio is a free open source user management system for websites of organizations and groups. Affected versions of this package are vulnerable to Insertion of Sensitive Information into Log File in the setCookie and start functions. An attacker can gain unauthorized access to...

HTTP Response Splitting

Overview hono is an Ultrafast web framework for the Edges Affected versions of this package are vulnerable to HTTP Response Splitting via the serialize function. An attacker can inject arbitrary attributes into the Set-Cookie response header by supplying crafted input to the sameSite or priority...

CVE-2026-47675

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...

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...

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 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...