PT-2026-73014

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A slab-use-after-free issue exists in the Linux kernel during nexthop replacement. The functions fib6 check nh list and nexthop replace notify traverse the nh-f6i list without holding th...

PT-2026-72189

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the IPVS component where incorrect IPv6 transport offsets are used. The TCP application code incorrectly assumes an IPv4 network header even when the ipvsh argument is...

CVE-2026-73213

A flaw was found in Coturn. An authenticated TURN client can bypass configured IP address restrictions due to an incorrect component-wise IPv6 comparison in the addrlesseq function. This allows the client to relay traffic to an IPv6 peer that should be denied, leading to a Server-Side Request...

CVE-2026-19844

A vulnerability was found in TOTOLINK A800R 4.1.2cu.5137B20200730. The impacted element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component ipv6.so. Performing a manipulation of the argument radvdinterfacename results in stack-based buffer overflow. It is possible to...

CVE-2026-19844

A vulnerability was found in TOTOLINK A800R 4.1.2cu.5137B20200730. The impacted element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component ipv6.so. Performing a manipulation of the argument radvdinterfacename results in stack-based buffer overflow. It is possible to...

CVE-2026-19844

TOTOLINK A800RR 4.1.2cu.5137_B20200730 is affected by a stack-based buffer overflow in the IPv6 component ipv6.so, specifically in function setRadvdCfg of /cgi-bin/cstecgi.cgi. Manipulating the argument radvdinterfacename triggers the overflow. The vulnerability can be exploited remotely, and pub...

EUVD-2026-58726

A vulnerability was found in TOTOLINK A800R 4.1.2cu.5137B20200730. The impacted element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component ipv6.so. Performing a manipulation of the argument radvdinterfacename results in stack-based buffer overflow. It is possible to...

CVE-2026-19844 TOTOLINK A800R ipv6.so cstecgi.cgi setRadvdCfg stack-based overflow

A vulnerability was found in TOTOLINK A800R 4.1.2cu.5137B20200730. The impacted element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component ipv6.so. Performing a manipulation of the argument radvdinterfacename results in stack-based buffer overflow. It is possible to...

SUSE CVE-2026-73213

Coturn is a free open source implementation of TURN and STUN Server. Prior to 4.16.0, addrlesseq in src/client/nsturnioaddr.c uses a component-wise comparison for native IPv6 min-max intervals in ioaaddrinrange, allowing an authenticated TURN client to relay to an IPv6 peer that is numerically...

CVE-2026-19844: Stack-based Buffer Overflow

A vulnerability was found in TOTOLINK A800R 4.1.2cu.5137B20200730. The impacted element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component ipv6.so. Performing a manipulation of the argument radvdinterfacename results in stack-based buffer overflow. It is possible to...

PT-2026-72061

Name of the Vulnerable Software and Affected Versions TOTOLINK A800R version 4.1.2cu.5137 B20200730 Description A stack-based buffer overflow exists in the setRadvdCfg function within the /cgi-bin/cstecgi.cgi file of the ipv6.so component. This issue can be triggered remotely by manipulating the...

CVE-2026-73530

Flyto2 Core before 2.28.0 contains a server-side request forgery guard bypass vulnerability that allows attackers to reach internal services by supplying URLs using the unblocked IPv6 address :: which the kernel routes to loopback identically to 0.0.0.0. Attackers can submit requests or trigger 3...

CVE-2026-73530

Flyto2 Core before 2.28.0 contains a server-side request forgery guard bypass vulnerability that allows attackers to reach internal services by supplying URLs using the unblocked IPv6 address :: which the kernel routes to loopback identically to 0.0.0.0. Attackers can submit requests or trigger 3...

CVE-2026-73530 Flyto2 Core < 2.28.0 SSRF Guard Bypass via is_private_ip()

Flyto2 Core before 2.28.0 contains a server-side request forgery guard bypass vulnerability that allows attackers to reach internal services by supplying URLs using the unblocked IPv6 address :: which the kernel routes to loopback identically to 0.0.0.0. Attackers can submit requests or trigger 3...

CVE-2026-73530

The CVE concerns Flyto2 Core prior to 2.28.0, where SSRF guard bypass is possible via unblocked IPv6 address :: that kernels treat as loopback akin to 0.0.0.0. Attackers can cause requests or 302 redirects through http.get, http.request, and http.batch to reach services bound to IPv6 loopback, by...

CVE-2026-73530 Flyto2 Core < 2.28.0 SSRF Guard Bypass via is_private_ip()

Flyto2 Core before 2.28.0 contains a server-side request forgery guard bypass vulnerability that allows attackers to reach internal services by supplying URLs using the unblocked IPv6 address :: which the kernel routes to loopback identically to 0.0.0.0. Attackers can submit requests or trigger 3...

CVE-2026-73530 Flyto2 Core < 2.28.0 SSRF Guard Bypass via is_private_ip()

Flyto2 Core before 2.28.0 contains a server-side request forgery guard bypass vulnerability that allows attackers to reach internal services by supplying URLs using the unblocked IPv6 address :: which the kernel routes to loopback identically to 0.0.0.0. Attackers can submit requests or trigger 3...

EUVD-2026-58242

Flyto2 Core before 2.28.0 contains a server-side request forgery guard bypass vulnerability that allows attackers to reach internal services by supplying URLs using the unblocked IPv6 address :: which the kernel routes to loopback identically to 0.0.0.0. Attackers can submit requests or trigger 3...

USN-8637-1: Linux kernel (OEM) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - x86 architecture; - InfiniBand drivers; - Network drivers; - Thunderbolt and USB4 drivers; - Network traffic contro...

CVE-2026-49857

auth-fetch-mcp is an MCP server that lets AI assistants fetch content from authenticated web pages. Version 3.0.1 implements SSRF protection in assertSafeUrl src/security.ts to block requests to private and loopback addresses. However, the isPrivateV6 function fails to detect IPv4-mapped IPv6...