CVE-2026-9549 Fix XSS in service discovery active check output

Stored cross-site scripting in the service discovery active check output in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an administrator who can configure active or custom checks to inject malicious HTML or JavaScript into check output that executes in the browser of an adm...

CVE-2026-9549

Stored cross-site scripting in the service discovery active check output in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an administrator who can configure active or custom checks to inject malicious HTML or JavaScript into check output that executes in the browser of an adm...

CVE-2026-9549

Technical details are not publicly available in the provided documents. Monitor for updates.

EUVD-2026-35054

Stored cross-site scripting in the service discovery active check output in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an administrator who can configure active or custom checks to inject malicious HTML or JavaScript into check output that executes in the browser of an adm...

CVE-2026-9549 Fix XSS in service discovery active check output

Stored cross-site scripting in the service discovery active check output in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an administrator who can configure active or custom checks to inject malicious HTML or JavaScript into check output that executes in the browser of an adm...

Checkmk 跨站脚本漏洞

Checkmk is an IT monitoring platform developed by Checkmk Corporation. Versions prior to Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions contain a cross-site scripting vulnerability. This vulnerability stems from the service discovery active check’s output, which contains a stored...

PT-2026-47288

Stored cross-site scripting in the service discovery active check output in Checkmk 2.5.0p5, 2.4.0p31, 2.3.0p48, and all 2.2.0 versions allows an administrator who can configure active or custom checks to inject malicious HTML or JavaScript into check output that executes in the browser of an adm...

EulerOS Virtualization 2.10.1 : avahi (EulerOS-SA-2026-2015)

According to the versions of the avahi package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. In 0.9-rc2 and earlier, ...

EulerOS Virtualization 2.10.0 : avahi (EulerOS-SA-2026-2042)

According to the versions of the avahi package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. In 0.9-rc2 and earlier, ...

CVE-2024-14036 Dräger Core 1.0.5 Denial of Service via Malformed SDC Message

Dräger Core 1.0.5 and Dräger M540 Converter Service 1.0.9 contain a denial of service vulnerability that allows network-adjacent attackers to trigger high CPU load by sending specially crafted, unencrypted SDC messages during the discovery process. Attackers with access to the hospital network ca...

CVE-2026-8122

A vulnerability was found in Open5GS up to 2.7.7. This affects the function ogssbidiscoveryoptionaddservicenames in the library /lib/sbi/message.c of the component NSSF. The manipulation results in denial of service. The attack may be performed from remote. The exploit has been made public and...

avahi: Avahi: Denial of Service via unsolicited CNAME announcements

A flaw was found in Avahi, a system that enables devices to discover services on a local network using the mDNS/DNS-SD Multicast Domain Name System/DNS-based Service Discovery protocols. A remote attacker can exploit this by sending two specific network messages, known as unsolicited announcement...

avahi: Avahi: Denial of Service via crafted mDNS/DNS-SD announcements

A flaw was found in Avahi. A remote attacker can cause a Denial of Service DoS by sending specially crafted unsolicited announcements containing CNAME resource records. These records, when pointing to other resource records with short Time-To-Live TTL values, can lead to the avahi-daemon crashing...

CVE-2026-33599

CVE-2026-33599 describes a vulnerability in PowerDNS DNSdist where a rogue backend can send a crafted SVCB response to a Discovery of Designated Resolvers request when triggered via the autoUpgrade (Lua) option to newServer or the auto_upgrade (YAML) setting. DDR upgrade is not enabled by default...

CVE-2026-33599 Out-of-bounds read in service discovery

A rogue backend can send a crafted SVCB response to a Discovery of Designated Resolvers request, when requested via either the autoUpgrade Lua option to newServer or autoupgrade YAML settings. DDR upgrade is not enabled by default...

CVE-2026-33599 Out-of-bounds read in service discovery

A rogue backend can send a crafted SVCB response to a Discovery of Designated Resolvers request, when requested via either the autoUpgrade Lua option to newServer or autoupgrade YAML settings. DDR upgrade is not enabled by default...

CVE-2026-33599

A rogue backend can send a crafted SVCB response to a Discovery of Designated Resolvers request, when requested via either the autoUpgrade Lua option to newServer or autoupgrade YAML settings. DDR upgrade is not enabled by default...

CVE-2026-33599 Out-of-bounds read in service discovery

A rogue backend can send a crafted SVCB response to a Discovery of Designated Resolvers request, when requested via either the autoUpgrade Lua option to newServer or autoupgrade YAML settings. DDR upgrade is not enabled by default...

Microsoft Windows SSDP Elevation of Privilege Vulnerability

Microsoft Windows SSDP is a simple service discovery provider program from Microsoft USA. Microsoft Windows SSDP suffers from an elevation of privilege vulnerability that can be exploited by an attacker to elevate privileges...

OESA-2026-1984 avahi security update

Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. This enables you to plug your laptop or computer into a network and instantly be able to view other people who you can chat with, find printers to print to or find files being shared...