CVE-2026-83602 Netdata: Unauthenticated remote PUT to /api/v3/settings bypasses IP allowlist controls via HTTP_ACL_NOCHECK

Netdata is an open source observability tool. From 2.0.0 until 2.11.0, Netdata registers /api/v3/settings in src/web/api/v3/webapiv3.c with HTTPACLNOCHECK and HTTPACCESSANONYMOUSDATA, causing unauthenticated PUT requests handled by src/web/api/v3/apiv3settings.c to bypass operator-configured allo...

CVE-2026-55584

CVE-2026-55584 - phpSysInfo IP Allowlist Bypass CWE-290, CVSS 7.5 High, phpSysInfo = 3.4.5 Refs: GHSA-786w-p5pm-cvgh, CVE.org PSIALLOWED resolves the client IP from the attacker-controlled X-Forwarded-For then Client-IP headers before falling back to REMOTEADDR. There is no trusted-proxy concept,...

CVE-2026-91997 evolution-api through 2.3.7 Prometheus Metrics IP Allowlist Bypass

evolution-api through 2.3.7 contains an incorrect array comparison in the metricsIPWhitelist middleware that always evaluates to false, allowing unauthenticated access to the /metrics endpoint. Attackers can bypass IP whitelist restrictions to access sensitive metrics disclosing server version,...

CVE-2026-91997 evolution-api through 2.3.7 Prometheus Metrics IP Allowlist Bypass

evolution-api through 2.3.7 contains an incorrect array comparison in the metricsIPWhitelist middleware that always evaluates to false, allowing unauthenticated access to the /metrics endpoint. Attackers can bypass IP whitelist restrictions to access sensitive metrics disclosing server version,...

CVE-2026-18174

A flaw was found in @fastify/forwarded. This component, responsible for resolving client addresses from the X-Forwarded-For header, fails to strip horizontal tab characters when processing multiple comma-separated entries. A remote attacker could exploit this by injecting tab characters into the...

GHSA-786W-P5PM-CVGH phpSysInfo has an IP allowlist (PSI_ALLOWED) bypass via spoofed X-Forwarded-For / Client-IP headers

Summary phpSysInfo's PSIALLOWED IP allowlist can be trivially bypassed by any unauthenticated remote attacker. The access-control check in readconfig.php derives the client IP from the attacker-controlled X-Forwarded-For and Client-IP HTTP headers before falling back to REMOTEADDR. An attacker ca...

phpSysInfo has an IP allowlist (PSI_ALLOWED) bypass via spoofed X-Forwarded-For / Client-IP headers

Summary phpSysInfo's PSIALLOWED IP allowlist can be trivially bypassed by any unauthenticated remote attacker. The access-control check in readconfig.php derives the client IP from the attacker-controlled X-Forwarded-For and Client-IP HTTP headers before falling back to REMOTEADDR. An attacker ca...

CVE-2026-55584 phpSysInfo: IP allowlist (PSI_ALLOWED) bypass via spoofed X-Forwarded-For / Client-IP headers

phpSysInfo is a customizable PHP script that displays system information. Prior to 3.4.6, the PSIALLOWED access-control check in readconfig.php trusts attacker-controlled X-Forwarded-For and Client-IP HTTP headers before REMOTEADDR. A remote unauthenticated attacker can supply an allowed address ...

EUVD-2026-67862

phpSysInfo is a customizable PHP script that displays system information. Prior to 3.4.6, the PSIALLOWED access-control check in readconfig.php trusts attacker-controlled X-Forwarded-For and Client-IP HTTP headers before REMOTEADDR. A remote unauthenticated attacker can supply an allowed address ...

CVE-2026-55584 phpSysInfo: IP allowlist (PSI_ALLOWED) bypass via spoofed X-Forwarded-For / Client-IP headers

phpSysInfo is a customizable PHP script that displays system information. Prior to 3.4.6, the PSIALLOWED access-control check in readconfig.php trusts attacker-controlled X-Forwarded-For and Client-IP HTTP headers before REMOTEADDR. A remote unauthenticated attacker can supply an allowed address ...

CVE-2026-55584

phpSysInfo versions ≤ 3.4.5 contain an IP allowlist bypass in the PSI_ALLOWED check within read_config.php. The vulnerable code resolves the client IP from attacker-controlled X-Forwarded-For and Client-IP headers before falling back to REMOTE_ADDR, with no trusted-proxy concept. A remote unauthe...

CVE-2026-55584 phpSysInfo: IP allowlist (PSI_ALLOWED) bypass via spoofed X-Forwarded-For / Client-IP headers

phpSysInfo is a customizable PHP script that displays system information. Prior to 3.4.6, the PSIALLOWED access-control check in readconfig.php trusts attacker-controlled X-Forwarded-For and Client-IP HTTP headers before REMOTEADDR. A remote unauthenticated attacker can supply an allowed address ...

WordPress Security Optimizer - The All-In-One Protection Plugin plugin < 1.6.5 - Login Access IP Allowlist Bypass via post_password vulnerability

WordPress Security Optimizer - The All-In-One Protection Plugin plugin 1.6.5 - Login Access IP Allowlist Bypass via postpassword vulnerability discovered by Shivamani Vastrala in WordPress Plugin SiteGround Security versions 1.6.5...

phpSysInfo 3.4.5 - IP Allowlist Bypass

Exploit Title: phpSysInfo 3.4.5 - IP Allowlist Bypass Google Dork: N/A Date: 2026-07-11 Exploit Author: Muhammed Mirac Kayikci Vendor Homepage: https://phpsysinfo.github.io/phpsysinfo/ Software Link: https://github.com/phpsysinfo/phpsysinfo/archive/refs/tags/v3.4.5.tar.gz Version: "Client IP...

CVE-2026-13342 Security Optimizer – The All-In-One Protection Plugin < 1.6.5 - Login Access IP Allowlist Bypass via post_password

The Security Optimizer WordPress plugin from 1.5.8 to 1.6.4 does not correctly validate requests to its optional IP-based login restriction feature, allowing the restriction to be bypassed so that unauthenticated requests from non-allowlisted IP addresses can reach and use the login form, defeati...

SUSE CVE-2026-45709

Mailpit is an email testing tool and API for developers. The fix for GHSA-6jxm-fv7w-rw5j CVE-2026-23845, "Server-Side Request Forgery SSRF via HTML Check API", shipped in mailpit v1.28.3, hardened internal/htmlcheck/css.go::downloadCSSToBytes with a 5MB size cap, a text/css content-type check,...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass via the IPAllowlist function in the accesscontrol.go component. An attacker can gain unauthorized access and potentially compromise confidentiality, integrity, and availability by sending crafted requests remotely...

CVE-2026-15319 Sipeed PicoClaw Launcher access_control.go IPAllowlist access control

A security vulnerability has been detected in Sipeed PicoClaw up to 0.2.9. This affects the function IPAllowlist of the file web/backend/middleware/accesscontrol.go of the component Launcher. Such manipulation leads to improper access controls. The attack may be performed from remote. The exploit...

CVE-2026-0692

The CVE-2026-0692 entry concerns the BlueSnap Payment Gateway for WooCommerce WordPress plugin. Affected component: the plugin (up to version 3.3.0). Root cause: it validates IPN requests by relying on WooCommerce’s WC_Geolocation::get_ip_address(), which trusts user-controllable headers (e.g., X...

RustFS has SourceIp bypass via spoofed X-Forwarded-For/Real-IP headers

Summary IP-based access control can be bypassed: getconditionvalues trusts client-supplied X-Forwarded-For/X-Real-Ip without verifying a trusted proxy, so any reachable client can spoof aws:SourceIp and satisfy IP-allowlist policies. Details - Vulnerable code: rustfs/src/auth.rs:289-304 sets...