CVE-2026-55767

Guzzle is an extensible PHP HTTP client. Prior to 7.12.1, CookieJar incorrectly accepts cookies with a dot-only Domain attribute and whitespace-padded variants. SetCookie::matchesDomain removes leading dots from the cookie domain, normalizing dot-only values to the empty string; SetCookie::valida...

guzzlehttp/guzzle: Dot-Only Cookie Domains Match All Hosts

Impact CookieJar incorrectly accepts cookies with a dot-only Domain attribute, such as Domain=., Domain=.., Domain=..., and whitespace-padded variants such as Domain= . . In affected versions, SetCookie::matchesDomain removes leading dots from the cookie domain, normalizing dot-only values to the...

MGASA-2026-0216 Updated python-tornado packages fix security vulnerabilities

Tornado has a DoS due to too many multipart parts. CVE-2026-31958 In Tornado, cookie attribute injection could occur because the domain, path, and samesite arguments to .RequestHandler.setcookie were not checked for crafted characters. CVE-2026-35536...

LobeHub: Unauthenticated SSRF in `/webapi/proxy`

Unauthenticated SSRF in /webapi/proxy allows anyone to proxy requests and inject cookies on lobehub.com Summary The /webapi/proxy endpoint on app.lobehub.com accepts a URL in the POST body and fetches it server-side without any authentication. This is the same proxy code that was vulnerable in...

GHSA-XMWJ-C75X-6346 LobeHub: Unauthenticated SSRF in `/webapi/proxy`

Unauthenticated SSRF in /webapi/proxy allows anyone to proxy requests and inject cookies on lobehub.com Summary The /webapi/proxy endpoint on app.lobehub.com accepts a URL in the POST body and fetches it server-side without any authentication. This is the same proxy code that was vulnerable in...

CVE-2026-53900

Firefox for iOS preserved cookies set on the initial PDF request across cross-origin HTTP redirects in TemporaryDocument, allowing a malicious site to inject arbitrary cookies into requests to an unrelated target domain. This vulnerability was fixed in Firefox for iOS 152.0...

CVE-2026-53900 Cookie injection was possible when opening a PDF link

Firefox for iOS preserved cookies set on the initial PDF request across cross-origin HTTP redirects in TemporaryDocument, allowing a malicious site to inject arbitrary cookies into requests to an unrelated target domain. This vulnerability was fixed in Firefox for iOS 152.0...

EUVD-2026-37078

Firefox for iOS preserved cookies set on the initial PDF request across cross-origin HTTP redirects in TemporaryDocument, allowing a malicious site to inject arbitrary cookies into requests to an unrelated target domain. This vulnerability was fixed in Firefox for iOS 152.0...

CVE-2026-53900

CVE-2026-53900 concerns Firefox for iOS. The issue: cookies set on the initial PDF request were preserved across cross-origin HTTP redirects in TemporaryDocument, enabling a malicious site to inject cookies into requests to an unrelated target domain. The CVE has a base score of 4.3 (Medium) per ...

PT-2026-49701

Name of the Vulnerable Software and Affected Versions Firefox for iOS versions prior to 152.0 Description Firefox for iOS preserved cookies set on the initial PDF request across cross-origin HTTP redirects in TemporaryDocument. This behavior allows a malicious site to inject arbitrary cookies int...

CVE-2026-46625

CVE-2026-46625 concerns the JavaScript Cookie library (js-cookie) prior to 3.0.7. A per-instance prototype hijack occurs in the internal assign() when merging properties from a source object produced by JSON.parse that may include an own enumerable proto key. This polluted prototype leads to atta...

GHSA-X2R2-RVHQ-2MQV Spring Security: Open Redirect via Unvalidated Post-Login Redirect URL Stored in CookieRequestCache

Spring Security's CookieRequestCache and CookieServerRequestCache store the pre-authentication request URL in a browser cookie so that users can be redirected back to their intended destination after a successful login. In affected versions, the full absolute URL is stored in the cookie and is us...

CVE-2026-43972

A flaw was found in gun. A malicious or compromised HTTP/2 server can exploit an Origin Validation Error vulnerability by injecting unvalidated HTTP/2 PUSHPROMISE authority. This allows the server to plant cookies scoped to arbitrary third-party domains into the client's shared cookie store. This...

gun_http2 has an Origin Validation Error vulnerability

Origin Validation Error vulnerability in ninenines gun gunhttp2 module allows cross-origin cookie injection via unvalidated HTTP/2 PUSHPROMISE authority. In gunhttp2:pushpromiseframe/7, the :authority pseudo-header from an incoming PUSHPROMISE frame is stored verbatim into the promised stream...

CVE-2026-43972

Origin Validation Error vulnerability in ninenines gun gunhttp2 module allows cross-origin cookie injection via unvalidated HTTP/2 PUSHPROMISE authority. In gunhttp2:pushpromiseframe/7, the :authority pseudo-header from an incoming PUSHPROMISE frame is stored verbatim into the promised stream...

CVE-2026-43972 gun HTTP/2 PUSH_PROMISE authority not validated against connection origin allows cross-origin cookie injection

Origin Validation Error vulnerability in ninenines gun gunhttp2 module allows cross-origin cookie injection via unvalidated HTTP/2 PUSHPROMISE authority. In gunhttp2:pushpromiseframe/7, the :authority pseudo-header from an incoming PUSHPROMISE frame is stored verbatim into the promised stream...

EUVD-2026-35073

Origin Validation Error vulnerability in ninenines gun gunhttp2 module allows cross-origin cookie injection via unvalidated HTTP/2 PUSHPROMISE authority. In gunhttp2:pushpromiseframe/7, the :authority pseudo-header from an incoming PUSHPROMISE frame is stored verbatim into the promised stream...

CVE-2026-43972

Origin Validation Error vulnerability in ninenines gun gunhttp2 module allows cross-origin cookie injection via unvalidated HTTP/2 PUSHPROMISE authority. In gunhttp2:pushpromiseframe/7, the :authority pseudo-header from an incoming PUSHPROMISE frame is stored verbatim into the promised stream...

CVE-2026-43972 gun HTTP/2 PUSH_PROMISE authority not validated against connection origin allows cross-origin cookie injection

Origin Validation Error vulnerability in ninenines gun gunhttp2 module allows cross-origin cookie injection via unvalidated HTTP/2 PUSHPROMISE authority. In gunhttp2:pushpromiseframe/7, the :authority pseudo-header from an incoming PUSHPROMISE frame is stored verbatim into the promised stream...

EEF-CVE-2026-43972 gun HTTP/2 PUSH_PROMISE authority not validated against connection origin allows cross-origin cookie injection

Summary Origin Validation Error vulnerability in ninenines gun gun\http2 module allows cross-origin cookie injection via unvalidated HTTP/2 PUSH\PROMISE authority. In gun\http2:push\promise\frame/7, the :authority pseudo-header from an incoming PUSH\PROMISE frame is stored verbatim into the...