RLSA-2026:22325 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: Incorrect boundary conditions in the JavaScript Engine: JIT component CVE-2026-8388 firefox: Other issue in the JavaScript Engine component CVE-2026-8391 firefox: Sandbox escape in the Profile Backup component...

CVE-2026-6657

A flaw was found in jupyter-server. A remote attacker can bypass Cross-Origin Resource Sharing CORS origin validation when the alloworiginpat configuration is used. This vulnerability allows malicious domains to pass validation against patterns intended for trusted domains. This could lead to...

BIT-AUTHENTIK-2026-41569 authentik: WS-Federation wreply origin bypass can exfiltrate signed login responses to attacker-controlled endpoints

authentik is an open-source identity provider. Prior to version 2026.2.3, the WS-Federation provider validates the user-supplied wreply parameter using a raw string prefix check rather than proper URL parsing. An attacker who can craft a login link can supply a wreply value on a different origin...

[SECURITY] Fedora 44 Update: python-starlette-0.52.1-2.fc44

Starlette is a lightweight ASGI framework/toolkit, which is ideal for building async web services in Python. It is production-ready, and gives you the following: =E2=80=A2 A lightweight, low-complexity HTTP web framework. =E2=80=A2 WebSocket support. =E2=80=A2 In-process background tasks. =E2=80=...

SUSE CVE-2026-6657

A vulnerability in jupyter-server versions 1.12.0 through 2.17.0 allows an attacker to bypass CORS origin validation when the alloworiginpat configuration is used. The issue arises from the use of re.match for validating the Origin header, which only anchors at the start of the string. This allow...

EUVD-2026-34752

Inappropriate implementation in Android Autofill in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34739

Inappropriate implementation in CustomTabs in Google Chrome on Android prior to 149.0.7827.53 allowed a local attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34750

Side-channel information leakage in Paint in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34759

Inappropriate implementation in Chrome for iOS in Google Chrome on iOS prior to 149.0.7827.53 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34729

Uninitialized Use in ANGLE in Google Chrome on Windows prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34724

Insufficient policy enforcement in WebAuthentication in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34726

Inappropriate implementation in Autofill in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34731

Inappropriate implementation in UI in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34749

Insufficient policy enforcement in CSS in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34745

Side-channel information leakage in PerformanceAPIs in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34732

Inappropriate implementation in Passwords in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who convinced a user to engage in specific UI gestures to leak cross-origin data via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34720

Insufficient validation of untrusted input in Cast in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34714

Inappropriate implementation in Permissions in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34716

Insufficient validation of untrusted input in Storage Access API in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34707

Insufficient validation of untrusted input in IndexedDB in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to bypass same origin policy via a crafted HTML page. Chromium security severity: Low...