CLSA-2026-1778260679 vim: Fix of 7 CVEs

CVE-2021-3875: fix mlget error after search with range; clamp ea-line2 to the buffer length in getaddress so out-of-range addresses do not produce an out-of-bounds read exdocmd.c, upstream patch 8.2.3489 - CVE-2022-4293: fix crash when dividing the largest negative integer by -1 in numdivide;...

CVE-2026-44742

CVE-2026-44742 affects Postorius up to version 1.3.13. The issue is that the message subject is not HTML-escaped when rendered in the Held messages pop-up, enabling HTML-injection-like rendering as noted “exploited in the wild in May 2026.” The provided sources confirm the affected software and t...

JLSEC-2026-472

A vulnerability was found in libX11. The security flaw occurs because the functions in src/InitExt.c in libX11 do not check that the values provided for the Request, Event, or Error IDs are within the bounds of the arrays that those functions write to, using those IDs as array indexes. They trust...

JLSEC-2026-471

LookupCol.c in X.Org X through X11R7.7 and libX11 before 1.7.1 might allow remote attackers to execute arbitrary code. The libX11 XLookupColor request intended for server-side color lookup contains a flaw allowing a client to send color-name requests with a name longer than the maximum size allow...

CVE-2026-41661

Admidio is an open-source user management solution. Prior to version 5.0.9, an unauthenticated attacker can execute arbitrary JavaScript in any Admidio user's browser through a reflected XSS in system/msgwindow.php. The endpoint passes user input through htmlspecialchars, which does not encode...

EUVD-2026-28274

Admidio is an open-source user management solution. Prior to version 5.0.9, an unauthenticated attacker can execute arbitrary JavaScript in any Admidio user's browser through a reflected XSS in system/msgwindow.php. The endpoint passes user input through htmlspecialchars, which does not encode...

CVE-2026-41661 Admidio: Reflected XSS in msg_window.php via Square Bracket to HTML Tag Conversion

Admidio is an open-source user management solution. Prior to version 5.0.9, an unauthenticated attacker can execute arbitrary JavaScript in any Admidio user's browser through a reflected XSS in system/msgwindow.php. The endpoint passes user input through htmlspecialchars, which does not encode...

CVE-2026-41661 Admidio: Reflected XSS in msg_window.php via Square Bracket to HTML Tag Conversion

Admidio is an open-source user management solution. Prior to version 5.0.9, an unauthenticated attacker can execute arbitrary JavaScript in any Admidio user's browser through a reflected XSS in system/msgwindow.php. The endpoint passes user input through htmlspecialchars, which does not encode...

CVE-2026-41661 Admidio: Reflected XSS in msg_window.php via Square Bracket to HTML Tag Conversion

Admidio is an open-source user management solution. Prior to version 5.0.9, an unauthenticated attacker can execute arbitrary JavaScript in any Admidio user's browser through a reflected XSS in system/msgwindow.php. The endpoint passes user input through htmlspecialchars, which does not encode...

CVE-2026-41661

Admidio is an open-source user management solution. Prior to version 5.0.9, an unauthenticated attacker can execute arbitrary JavaScript in any Admidio user's browser through a reflected XSS in system/msgwindow.php. The endpoint passes user input through htmlspecialchars, which does not encode...

CVE-2026-41661

CVE-2026-41661 describes a reflected XSS in Admidio prior to 5.0.9. The attack uses the endpoint system/msg_window.php; input in message_var1 is passed through htmlspecialchars(), which leaves square brackets intact. Language::prepareTextPlaceholders() then converts [ and ] to , allowing the inje...

[SECURITY] Fedora 42 Update: xorg-x11-server-Xwayland-24.1.11-1.fc42

Xwayland is an X server for running X clients under Wayland...

GHSA-2PMR-289P-44R3 Gotenberg's DNS rebinding bypasses SSRF validation on Chromium URL conversion routes

Summary FilterOutboundURL resolves the hostname, checks the resolved IPs against the private-address deny-list, and returns only the error. It discards the resolved addresses. Chromium later performs its own DNS resolution when it navigates to the URL. An attacker who controls DNS for a hostname...

Postorius 跨站脚本漏洞

Postorius is an open-source web application developed by GNU Mailman for managing email lists. Versions of Postorius 1.3.13 and earlier contained a cross-site scripting vulnerability. This vulnerability stemmed from the lack of escaping of HTML in the message titles when these titles were rendere...

PT-2026-38445

Wallos is an open-source, self-hostable personal subscription tracker. In versions 4.8.4 and prior, the incomplete SSRF fix in Wallos validates webhook URLs via gethostbyname but passes the original hostname to cURL without CURLOPT RESOLVE pinning on 10 of 11 outbound HTTP endpoints, leaving a DN...

Admidio 跨站脚本漏洞

Admidio is a set of open-source member management systems developed by the Admidio team. This system supports features such as member lists, event management, message boards, photo albums, and downloads. Prior to Admidio 5.0.9, there was a cross-site scripting vulnerability. This vulnerability...

RockyLinux 8 : tigervnc (RLSA-2026:13414)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:13414 advisory. xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling CVE-2026-33999 xorg: xwayland: X.Org X server:...

CVE-2026-42222

Nginx UI is a web user interface for the Nginx web server. In version 2.3.5, an unauthenticated bootstrap takeover exists in nginx-ui during the initial installation window exposed by POST /api/install. At time of publication no public patches are available...

Nginx-UI: Unauthenticated first-boot instance claim via POST /api/install allows remote bootstrap takeover

Summary An unauthenticated bootstrap takeover exists in nginx-ui during the initial installation window exposed by POST /api/install. When the instance is still uninitialized, POST /api/install is reachable without authentication and accepts attacker-controlled bootstrap data. The handler sets th...

GHSA-MXQH-Q9H6-V8PQ Nginx-UI: Unauthenticated first-boot instance claim via POST /api/install allows remote bootstrap takeover

Summary An unauthenticated bootstrap takeover exists in nginx-ui during the initial installation window exposed by POST /api/install. When the instance is still uninitialized, POST /api/install is reachable without authentication and accepts attacker-controlled bootstrap data. The handler sets th...