CVE-2026-3591

A use-after-return vulnerability exists in the named server when handling DNS queries signed with SIG0. Using a specially-crafted DNS request, an attacker may be able to cause an ACL to improperly mismatch an IP address. In a default-allow ACL denying only specific IP addresses, this may lead to...

EUVD-2026-15064

A privacy issue was addressed with improved handling of user preferences. This issue is fixed in iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. "Hide IP Address" and "Block All Remote Content" may not apply to all mail content...

GHSA-J65M-HV65-R264 PinchTab: Unapplied Rate Limiting Middleware Allows Unbounded Brute-Force of API Token

Summary PinchTab v0.7.7 through v0.8.4 contain incomplete request-throttling protections for auth-checkable endpoints. In v0.7.7 through v0.8.3, a fully implemented RateLimitMiddleware existed in internal/handlers/middleware.go but was not inserted into the production HTTP handler chain, so...

CVE-2026-33399 Wallos: SSRF Bypass - Incomplete Fix for CVE-2026-30839/30840

Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.7.0, the SSRF fix applied in version 4.6.2 for CVE-2026-30839 and CVE-2026-30840 is incomplete. The validatewebhookurlforssrf protection was added to the test notification endpoints but not to the...

CVE-2026-33690

WWBN AVideo is an open source video platform. In versions up to and including 26.0, the getRealIpAddr function in objects/functions.php trusts user-controlled HTTP headers to determine the client's IP address. An attacker can spoof their IP address by sending forged headers, bypassing any IP-base...

CVE-2026-33690

WWBN AVideo (open source video platform) versions up to 26.0 contain a vulnerability in getRealIpAddr() in objects/functions.php that trusts user-controlled HTTP headers to derive the client IP. An attacker can spoof their IP by sending forged headers, potentially bypassing IP-based access contro...

CVE-2026-33422

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...

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 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 has a vulnerability where the ip_address of a flagged user is exposed to users who can access the review queue. Affected versions are prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2. The issue is mitigated in 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 via a patch. No workarounds are l...

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 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-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-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...