OESA-2026-3074 python-django security update

A high-level Python Web framework that encourages rapid development and clean, pragmatic design. Security Fixes: This issue was discovered in version 6.0, before 6.0.5, and before 5.2.14. If the session has not been modified, the cookie's response header does not change, but...

PYSEC-2026-2369 apache-airflow-providers-keycloak: Missing OAuth 2.0 State and PKCE Enables Login CSRF and Session Fixation

The Keycloak authentication manager in apache-airflow-providers-keycloak did not generate or validate the OAuth 2.0 state parameter on the login / login-callback flow, and did not use PKCE. An attacker with a Keycloak account in the same realm could deliver a crafted callback URL to a victim's...

apache-airflow-providers-keycloak: Missing OAuth 2.0 State and PKCE Enables Login CSRF and Session Fixation

The Keycloak authentication manager in apache-airflow-providers-keycloak did not generate or validate the OAuth 2.0 state parameter on the login / login-callback flow, and did not use PKCE. An attacker with a Keycloak account in the same realm could deliver a crafted callback URL to a victim's...

PT-2026-59049

The Keycloak authentication manager in apache-airflow-providers-keycloak did not generate or validate the OAuth 2.0 state parameter on the login / login-callback flow, and did not use PKCE. An attacker with a Keycloak account in the same realm could deliver a crafted callback URL to a victim's...

undici: undici vulnerable to HTTP header injection via Set-Cookie percent-decoding

A flaw was found in undici. The cookie parser in the parseSetCookie function incorrectly decodes cookie values, which is contrary to standard specifications. This vulnerability allows an attacker-controlled upstream to inject arbitrary HTTP response headers, such as Set-Cookie, Location, or...

CVE-2026-56813

Improper Neutralization of Parameter/Argument Delimiters vulnerability in elixir-plug plug allows an attacker to inject or override HTTP cookie attributes. The Plug.Conn.Cookies.encode/2 function in lib/plug/conn/cookies.ex builds the Set-Cookie response header by interpolating the cookie value a...

CVE-2026-56813

The CVE-2026-56813 issue affects the Elixir Plug library (Plug.Conn.Cookies.encode/2). It enables attribute injection in Set-Cookie headers by not neutralizing the ; delimiter, allowing an attacker to inject or override cookie attributes (e.g., Domain, Path, or flags like Secure/HttpOnly) when at...

EUVD-2026-42876

Improper Neutralization of Parameter/Argument Delimiters vulnerability in elixir-plug plug allows an attacker to inject or override HTTP cookie attributes. The Plug.Conn.Cookies.encode/2 function in lib/plug/conn/cookies.ex builds the Set-Cookie response header by interpolating the cookie value a...

Cross-Site Request Forgery (CSRF)

Leantime is vulnerable to Cross-Site Request Forgery CSRF. The vulnerability is due to missing validation of the OIDC state parameter in the verifyState method, where attacker-controlled authorization callbacks are accepted without verification, allowing attackers to perform session fixation and...

PT-2026-57161

Name of the Vulnerable Software and Affected Versions elixir-plug versions 0.1.0 through 1.16.5 elixir-plug versions 1.17.0 through 1.17.3 elixir-plug versions 1.18.0 through 1.18.4 elixir-plug versions 1.19.0 through 1.19.4 elixir-plug versions 1.20.0 through 1.20.2 Description Improper...

CVE-2026-56813: Improper Neutralization of Parameter/Argument Delimiters

Improper Neutralization of Parameter/Argument Delimiters vulnerability in elixir-plug plug allows an attacker to inject or override HTTP cookie attributes. The Plug.Conn.Cookies.encode/2 function in lib/plug/conn/cookies.ex builds the Set-Cookie response header by interpolating the cookie value a...

CVE-2026-59883

Guzzle is an extensible PHP HTTP client. Prior to 7.12.3, CookieJar did not restrict cookies scoped to IP-address or bare-numeric Domain values to the exact host that set them, because SetCookie::matchesDomain applied ordinary suffix matching to domains such as 192.168.0.1, ::1, or 1, allowing...

CVE-2026-59883 Guzzle: Cookie Disclosure and Injection via IP-Address Domains

Guzzle is an extensible PHP HTTP client. Prior to 7.12.3, CookieJar did not restrict cookies scoped to IP-address or bare-numeric Domain values to the exact host that set them, because SetCookie::matchesDomain applied ordinary suffix matching to domains such as 192.168.0.1, ::1, or 1, allowing...

CVE-2026-59883

CVE-2026-59883 – Guzzle: CookieJar domain-matching flaw in the PHP HTTP client allowed cookies scoped to IP-address or bare-numeric domains (e.g., 192.168.0.1, ::1) to be accepted by non-origin hosts due to SetCookie::matchesDomain() applying ordinary suffix matching. Affects versions prior to 7....

CVE-2026-59883 Guzzle: Cookie Disclosure and Injection via IP-Address Domains

Guzzle is an extensible PHP HTTP client. Prior to 7.12.3, CookieJar did not restrict cookies scoped to IP-address or bare-numeric Domain values to the exact host that set them, because SetCookie::matchesDomain applied ordinary suffix matching to domains such as 192.168.0.1, ::1, or 1, allowing...

CVE-2026-59883: Origin Validation Error

Guzzle is an extensible PHP HTTP client. Prior to 7.12.3, CookieJar did not restrict cookies scoped to IP-address or bare-numeric Domain values to the exact host that set them, because SetCookie::matchesDomain applied ordinary suffix matching to domains such as 192.168.0.1, ::1, or 1, allowing...

CKAN vulnerable to fixed session IDs

ImpactSession ids could be fixed by an attacker if the site is configured with server-side session storage CKAN uses cookie-based session storage by default. The attacker would need to either set a cookie on the victim's browser or steal the victim's currently valid session. Session identifiers a...

PYSEC-2026-1246 CKAN vulnerable to fixed session IDs

Impact Session ids could be fixed by an attacker if the site is configured with server-side session storage CKAN uses cookie-based session storage by default. The attacker would need to either set a cookie on the victim's browser or steal the victim's currently valid session. Session identifiers...

PYSEC-2026-1720 Open WebUI Vulnerable to a Session Fixation Attack

A vulnerability in open-webui/open-webui version 0.3.8 allows an attacker with a user-level account to perform a session fixation attack. The session cookie for all users is set with the default SameSite=Lax and does not have the Secure flag enabled, allowing the session cookie to be sent over HT...

Open WebUI Vulnerable to a Session Fixation Attack

A vulnerability in open-webui/open-webui version 0.3.8 allows an attacker with a user-level account to perform a session fixation attack. The session cookie for all users is set with the default SameSite=Lax and does not have the Secure flag enabled, allowing the session cookie to be sent over HT...