EUVD-2026-13900

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, the ipaddress of a flagged user is exposed to any user who can access the review queue, including users who should not be able to see IP addresses. Versions 2026.3.0-latest.1, 2026.2.1, a...

CVE-2026-33422 Discourse exposes ip_address of flagged user

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, the ipaddress of a flagged user is exposed to any user who can access the review queue, including users who should not be able to see IP addresses. Versions 2026.3.0-latest.1, 2026.2.1, a...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS : Net-CIDR vulnerability (USN-8110-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-8110-1 advisory. Dave Rolsky discovered that Net-CIDR did not properly sanitize IP addresses. An attacker could possibl...

USN-8110-1: Net-CIDR vulnerability

Dave Rolsky discovered that Net-CIDR did not properly sanitize IP addresses. An attacker could possibly use this to bypass IP-based restrictions...

ALSA-2026:4723 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: Use-after-free in IPv6 address deletion may lead to a denial of service CVE-2026-23010 For more details about the security issues, including the impact, a CVSS score,...

CVE-2026-4252 Tenda AC8 IPv6 check_is_ipv6 ip address for authentication

A vulnerability was identified in Tenda AC8 16.03.50.11. Affected by this issue is the function checkisipv6 of the component IPv6 Handler. The manipulation leads to reliance on ip address for authentication. It is possible to initiate the attack remotely. The exploit is publicly available and mig...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF in the IP address validation process. An attacker can access internal network resources by submitting specially crafted IPv4-mapped IPv6 literals to bypass reserved IP checks. Remediation Upgrade...

CVE-2016-20031

CVE-2016-20031 affects ZKTeco ZKBioSecurity 3.0 (visLogin.jsp). The vulnerability enables a local authorization bypass by spoofing localhost requests; EnvironmentUtil.getClientIp() maps IPv6 loopback 0:0:0:0:0:0:0:1 to 127.0.0.1 and uses that IP as the username with a hardcoded password (123456) ...

CVE-2016-20031 ZKTeco ZKBioSecurity 3.0 Local Authorization Bypass via visLogin.jsp

ZKTeco ZKBioSecurity 3.0 contains a local authorization bypass vulnerability in visLogin.jsp that allows attackers to authenticate without valid credentials by spoofing localhost requests. Attackers can exploit the EnvironmentUtil.getClientIp method which treats IPv6 loopback address...

CVE-2026-3966 648540858 wvp-GB28181-pro IP Address ABLMediaNodeServerService.java getDownloadFilePath server-side request forgery

A vulnerability was detected in 648540858 wvp-GB28181-pro up to 2.7.4-20260107. Affected by this vulnerability is the function getDownloadFilePath of the file /src/main/java/com/genersoft/iot/vmp/media/abl/ABLMediaNodeServerService.java of the component IP Address Handler. The manipulation of the...

CVE-2026-3966: Server-Side Request Forgery (SSRF)

A vulnerability was detected in 648540858 wvp-GB28181-pro up to 2.7.4-20260107. Affected by this vulnerability is the function getDownloadFilePath of the file /src/main/java/com/genersoft/iot/vmp/media/abl/ABLMediaNodeServerService.java of the component IP Address Handler. The manipulation of the...

CVE-2026-26310 Crash for scoped ip address in Envoy during DNS

Envoy is a high-performance edge/middle/service proxy. Prior to 1.37.1, 1.36.5, 1.35.8, and 1.34.13, calling Utility::getAddressWithPort with a scoped IPv6 addresses causes a crash. This utility is called in the data plane from the originalsrc filter and the dns filter. This vulnerability is fixe...

GHSA-3CW6-2J68-868P Envoy vulnerable to crash for scoped ip address during DNS

Summary Calling Utility::getAddressWithPort with a scoped IPv6 addresses causes a crash. This utility is called in the data plane from the originalsrc filter and the dns filter. Details The crashing function is Utility::getAddressWithPort. The crash occurs if a string containing a scoped IPv6...

CVE-2026-3613

A vulnerability was identified in Wavlink WL-NU516U1 V240425. This vulnerability affects the function sub401A0C of the file /cgi-bin/login.cgi. Such manipulation of the argument ipaddr leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is publicly...

CVE-2026-3613 Wavlink WL-NU516U1 login.cgi sub_401A0C stack-based overflow

A vulnerability was identified in Wavlink WL-NU516U1 V240425. This vulnerability affects the function sub401A0C of the file /cgi-bin/login.cgi. Such manipulation of the argument ipaddr leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is publicly...

CVE-2026-3613

A vulnerability was identified in Wavlink WL-NU516U1 V240425. This vulnerability affects the function sub401A0C of the file /cgi-bin/login.cgi. Such manipulation of the argument ipaddr leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is publicly...

SUSE SLED15 / SLES15 / openSUSE 15 Security Update : openvpn (SUSE-SU-2026:0831-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:0831-1 advisory. - Updated to version 2.6.10 that fixes: CVE-2025-13086: improper validation of IP addresses that can caus...

Busting VPN myths: What a VPN can do for your privacy and what it can’t

Privacy Busting VPN myths: What a VPN can do for your privacy and what it can’t Share March 6th, 2026 If you’re reading this blog, you have probably heard of or used a VPN before. The truth is, VPNs are incredibly useful! They are one of the most effective tools for protecting your online privacy...

PT-2026-23625

Name of the Vulnerable Software and Affected Versions Wavlink WL-NU516U1 version V240425 Description A stack-based buffer overflow exists in the function sub 401A0C within the file /cgi-bin/login.cgi. Manipulation of the ipaddr argument can trigger this issue, allowing for remote exploitation. Th...

Security update for openvpn

This update for openvpn fixes the following issues: Updated to version 2.6.10 that fixes: CVE-2025-13086: improper validation of IP addresses that can cause denial of service bsc1254486 Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST...