CVE-2026-48736 Symfony: IpUtils::PRIVATE_SUBNETS Omits IPv6 Transition Forms (6to4, NAT64, Teredo, IPv4-compatible): SSRF Bypass in NoPrivateNetworkHttpClient

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 5.4.0 to 5.4.53, 6.4.41, 7.4.13, and 8.0.13, NoPrivateNetworkHttpClient and IpUtils::PRIVATESUBNETS omitted IPv6 transition prefixes such as 6to4, NAT64, Teredo, and IPv4-compatible IPv6, allowi...

CVE-2026-48736

Summary: CVE-2026-48736 affects Symfony's NoPrivateNetworkHttpClient and IpUtils::PRIVATE_SUBNETS, where IPv6 transition prefixes (6to4, NAT64, Teredo, IPv4‑mapped IPv6) could bypass private‑IP checks and enable SSRF-like behavior when processing attacker‑supplied URLs. What’s affected: Symfony f...

Shenzhen Libituo Technology LBT-T300-T400 安全漏洞

The Shenzhen Libituo Technology LBT-T300-T400 is an industrial router from Shenzhen Libituo Technology China. A security vulnerability exists in the Shenzhen Libituo Technology LBT-T300-T400 v.3.2, which is caused by a buffer overflow vulnerability that can be exploited by a local attacker to...

The vulnerability of Cisco VPN Client software allows a malicious individual to increase their privileges.

The vulnerability in dne2000.sys of Citrix Deterministic Network Enhancer for Cisco VPN Client, Blue Coat WinProxy, SafeNet SoftRemote, and HighAssurance Remote allows local users to elevate their privileges by using a specially crafted request called DNEIOCTL DeviceIoControl to the \.\DNE device...