CVE-2026-88038 cookies vulnerable to Set-Cookie attribute injection via unvalidated domain and path options

cookies is a Node.js library for reading and writing HTTP cookies, used by Koa via ctx.cookies. In versions before 0.9.2 the library validates the cookie name and value against character sets that reject the semicolon separator, but the domain and path options are checked only against a permissiv...

Hono Vulnerable to Cookie Attribute Injection via Unsanitized domain and path in setCookie()

Summary The setCookie utility did not validate semicolons ;, carriage returns \r, or newline characters \n in the domain and path options when constructing the Set-Cookie header. Because cookie attributes are delimited by semicolons, this could allow injection of additional cookie attributes if...