CVE-2026-55420

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, under certain non-default configurations, processing of PDF uploads could be exploited to obtain RCE on the server. This issue is patched in 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

firefox: thunderbird: Sandbox escape in the DOM: Workers component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape in the DOM: Workers component...

CVE-2026-59216

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. Prior to 0.10.0, geteventcall delivered execute:python and execute:tool Socket.IO events to a client-supplied sessionid after checking only that the session was connected, allowing authenticated users who learne...

CVE-2026-58471

A flaw was found in GNU Wget. A remote attacker can exploit a heap buffer overflow vulnerability in the convertfname function. This occurs when processing a server-supplied filename that requires character set conversion, leading to memory corruption due to incorrect buffer reallocation. This can...

CVE-2026-59715

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.6.16 before 0.10.0, the Socket.IO server is configured with alwaysconnect=True. The ydoc:awareness:update and ydoc:document:leave Socket.IO handlers accepted collaborative-document events without requirin...

CVE-2026-59715

Affected software: Open WebUI self-hosted AI platform. Vulnerability: Unauthenticated access to collaborative-document Socket.IO handlers (ydoc:awareness:update, ydoc:document:leave) that accepted events without authenticated user, enabling unauthorized manipulation of document collaboration stat...

CVE-2026-59715 Open WebUI: Unauthenticated WebSocket Access to Collaborative Document Handlers (ydoc:awareness:update, ydoc:document:leave)

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.6.16 before 0.10.0, the Socket.IO server is configured with alwaysconnect=True. The ydoc:awareness:update and ydoc:document:leave Socket.IO handlers accepted collaborative-document events without requirin...

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: NOTE: This update was retracted as it contained incorrect provides/obsolets on mozilla-nss-certs. Update to Firefox 140.12.0 ESR MFSA 2026-58, bsc1268071: CVE-2026-12289: Privilege escalation in the Graphics: WebRender component...

LibreOffice: LibreOffice: Denial of Service via crafted OOXML documents

A flaw was found in LibreOffice. A remote attacker could exploit this out-of-bounds write vulnerability by tricking a user into opening a specially crafted OOXML Office Open XML document with mismatched encryption salt parameters. This could lead to a denial of service DoS, making the application...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

firefox: thunderbird: Sandbox escape in the DOM: Workers component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape in the DOM: Workers component...

SUSE CVE-2026-58469

GNU Wget through 1.25.0, fixed in commit 37a40fc, contains a heap buffer underread vulnerability in the cleanmetalinkstring function within src/metalink.c that allows a malicious server to trigger memory corruption by serving a Metalink document containing a whitespace-only URL. Attackers can cau...

PT-2026-56832

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.6.16 through 0.9.x Description The Socket.IO server is configured with always connect=True, which allows the ydoc:awareness:update and ydoc:document:leave Socket.IO handlers to accept collaborative-document events without...

CVE-2026-59833: Improper Neutralization of Input During Web Page Generation

SiYuan is an open-source personal knowledge management system. Prior to 3.7.1, SiYuan renders note and package content to HTML through the Lute engine with sanitization enabled, but Lute's dangerous javascript scheme block does not check form action or SVG xlink:href attributes, allowing stored...

CVE-2026-59715: Missing Authentication for Critical Function

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.6.16 before 0.10.0, the Socket.IO server is configured with alwaysconnect=True. The ydoc:awareness:update and ydoc:document:leave Socket.IO handlers accepted collaborative-document events without requirin...

PT-2026-57007

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.1 Description An authenticated user can read workspace secrets and the document database. This occurs because the /snippets/filepath endpoint uses the serveSnippets function in kernel/server/serve.go, which joins a...

The vulnerability of the LibreOffice office software package, related to overflowing buffer spaces in dynamic memory, allows an attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the LibreOffice office software package is related to overflowing buffers in dynamic memory. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected information through a specially created document...

TencentOS Server 4: evince (TSSA-2026:0539)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0539 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

DEBIAN-CVE-2026-15123

Inappropriate implementation in DOM in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. Chromium security severity: High...