Guzzle: Cookie Disclosure and Injection via IP-Address Domains

Impact CookieJar does not restrict a cookie scoped to an IP address to the exact host that set it. When a stored cookie's Domain attribute is an IPv4 literal Domain=192.168.0.1, a bracketed IPv6 literal Domain=::1, or a bare numeric value that denotes an IPv4 address Domain=1, which is 0.0.0.1,...

PT-2026-67328

Name of the Vulnerable Software and Affected Versions guzzlehttp/guzzle versions prior to 7.15.1 Description The CookieJar component fails to preserve the host-only scope of response cookies that are set without a Domain attribute or with an empty one. Instead of marking these cookies as host-onl...

SUSE-SU-2026:22819-1 Security update for python-aiohttp

This update for python-aiohttp fixes the following issues - CVE-2026-50269: improper validation of user-controlled strings allows for CRLF injection in multipart headers bsc1268398. - CVE-2026-54273: no limit in the HTTP/1 pipelined request queue can lead to excessive resource consumption...

SUSE SLES15 Security Update : python-aiohttp (SUSE-SU-2026:3059-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3059-1 advisory. This update for python-aiohttp fixes the following issues - CVE-2026-22815: insufficient header/trailer handling can cause a denial...

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...

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...

CVE-2026-55767 Guzzle: Dot-Only Cookie Domains Match All Hosts in guzzlehttp/guzzle

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...

CVE-2026-55767 Guzzle: Dot-Only Cookie Domains Match All Hosts in guzzlehttp/guzzle

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...

CVE-2026-55767 Guzzle: Dot-Only Cookie Domains Match All Hosts in guzzlehttp/guzzle

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...

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...

CVE-2026-54279

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, host-only cookies that are saved with CookieJar.save and then restored later with CookieJar.load lose their host-only status. This vulnerability is fixed in 3.14.1...

PYSEC-2026-2112

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, host-only cookies that are saved with CookieJar.save and then restored later with CookieJar.load lose their host-only status. This vulnerability is fixed in 3.14.1...

CVE-2026-54279 AIOHTTP: Host-Only Cookies Become Domain Cookies After CookieJar Persistence

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, host-only cookies that are saved with CookieJar.save and then restored later with CookieJar.load lose their host-only status. This vulnerability is fixed in 3.14.1...

CVE-2026-54279

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, host-only cookies that are saved with CookieJar.save and then restored later with CookieJar.load lose their host-only status. This vulnerability is fixed in 3.14.1...

EUVD-2026-38310

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, host-only cookies that are saved with CookieJar.save and then restored later with CookieJar.load lose their host-only status. This vulnerability is fixed in 3.14.1...

CVE-2026-54279 AIOHTTP: Host-Only Cookies Become Domain Cookies After CookieJar Persistence

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, host-only cookies that are saved with CookieJar.save and then restored later with CookieJar.load lose their host-only status. This vulnerability is fixed in 3.14.1...

Linux Distros Unpatched Vulnerability : CVE-2026-54279

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, host-only cookies that are saved with CookieJar.save and then...

GHSA-CWXW-98QJ-8QJX 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...

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...

SUSE-SU-2026:22173-1 Security update for python-aiohttp

This update for python-aiohttp fixes the following issues - CVE-2026-22815: insufficient header/trailer handling can cause a denial of service bsc1261320. - CVE-2026-34513: unbounded DNS cache can cause a denial of service bsc1261321. - CVE-2026-34514: contenttype parameter manipulation can lead ...