CVE-2026-27700

CVE-2026-27700 affects Hono’s AWS Lambda adapter behind ALB. In versions 4.12.0 and 4.12.1, getConnInfo() erroneously took the first value from the X-Forwarded-For header. Since AWS ALB appends the real client IP to the end of X-Forwarded-For, an attacker could control the first IP value, potenti...

CVE-2025-71056

Improper session management in GCOM EPON 1GE ONU version C00R371V00B01 allows attackers to execute a session hijacking attack via spoofing the IP address of an authenticated user...

CVE-2025-71056

Improper session management in GCOM EPON 1GE ONU version C00R371V00B01 allows attackers to execute a session hijacking attack via spoofing the IP address of an authenticated user...

CVE-2025-71056

Improper session management in GCOM EPON 1GE ONU version C00R371V00B01 allows attackers to execute a session hijacking attack via spoofing the IP address of an authenticated user...

PT-2026-21553

Name of the Vulnerable Software and Affected Versions GCOM EPON 1GE ONU version C00R371V00B01 Description The software suffers from improper session management, which enables attackers to hijack user sessions. This is achieved by spoofing the IP address of an authenticated user. Recommendations...

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...

CVE-2026-24934

The DDNS function uses an insecure HTTP connection or fails to validate the SSL/TLS certificate when querying an external server for the device's WAN IP address. An unauthenticated remote attacker can perform a Man-in-the-Middle MitM attack to spoof the response, leading the device to update its...

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...

CVE-2026-21862

RustFS is a distributed object storage system built in Rust. Prior to version alpha.78, 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...

CVE-2026-21862 RustFS sourceIp bypass via spoofed X-Forwarded-For/Real-IP headers

RustFS is a distributed object storage system built in Rust. Prior to version alpha.78, 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...

EUVD-2026-5219

RustFS is a distributed object storage system built in Rust. Prior to version alpha.78, 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...

CVE-2026-24934

The DDNS function uses an insecure HTTP connection or fails to validate the SSL/TLS certificate when querying an external server for the device's WAN IP address. An unauthenticated remote attacker can perform a Man-in-the-Middle MitM attack to spoof the response, leading the device to update its...

EUVD-2026-5285

The DDNS function uses an insecure HTTP connection or fails to validate the SSL/TLS certificate when querying an external server for the device's WAN IP address. An unauthenticated remote attacker can perform a Man-in-the-Middle MitM attack to spoof the response, leading the device to update its...

EUVD-2020-30926

Crystal Shard http-protection 0.2.0 contains an IP spoofing vulnerability that allows attackers to bypass protection middleware by manipulating request headers. Attackers can hardcode consistent IP values across X-Forwarded-For, X-Client-IP, and X-Real-IP headers to circumvent security checks and...

CVE-2020-37056 Crystal Shard http-protection 0.2.0 - IP Spoofing Bypass

Crystal Shard http-protection 0.2.0 contains an IP spoofing vulnerability that allows attackers to bypass protection middleware by manipulating request headers. Attackers can hardcode consistent IP values across X-Forwarded-For, X-Client-IP, and X-Real-IP headers to circumvent security checks and...

CVE-2020-37056

The CVE-2020-37056 entry concerns Crystal Shard http-protection 0.2.0, where an IP-spoofing flaw allows bypass of protection middleware by crafting headers. Specifically, attackers can set consistent values in X-Forwarded-For, X-Client-IP, and X-Real-IP to defeat checks and gain unauthorized acce...

CVE-2020-37056

Crystal Shard http-protection 0.2.0 contains an IP spoofing vulnerability that allows attackers to bypass protection middleware by manipulating request headers. Attackers can hardcode consistent IP values across X-Forwarded-For, X-Client-IP, and X-Real-IP headers to circumvent security checks and...

WordPress coreActivity plugin < 2.1 - Unauthenticated IP Spoofing vulnerability

Unauthenticated IP Spoofing vulnerability discovered by Erwan LR WPScan in WordPress Plugin coreActivity: Activity Logging plugin for WordPress versions 2.1...

CVE-2026-24398

CVE-2026-24398 — Hono IPv4 address validation bypass : Prior to 4.11.7, IP Restriction Middleware fails to validate IPv4 octets in the src/utils/ipaddr.ts code paths, due to a permissive IPv4_REGEX and an unsafe convertIPv4ToBinary function. This allows crafting malformed IPs that can bypass IP-b...

CVE-2025-59101 Insufficient Session Management in dormakaba access manager

Instead of typical session tokens or cookies, it is verified on a per-request basis if the originating IP address has once successfully logged in. As soon as an authentication request from a certain source IP is successful, the IP address is handled as authenticated. No other session information ...