CVE-2026-100888 Trusted Domain Project OpenDKIM DKIM Signature Header Selection dkim-canon.c dkim_canon_selecthdrs out-of-bounds write

A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h can lead to out-of-bounds write. The atta...

CVE-2026-100888

A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkimcanonselecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h can lead to out-of-bounds write. The atta...

CVE-2026-101090

Nezha 2.2.3 contains a Host header injection regression in the OAuth2 redirect endpoint. When the new optional dashboardhost setting is empty, /api/v1/oauth2/provider cmd/dashboard/controller/oauth2.go reflects the attacker-supplied HTTP Host header into the redirecturi sent to the identity...

CVE-2026-101090 Nezha through 2.2.3 Host Header Injection via OAuth2 redirect_uri

Nezha 2.2.3 contains a Host header injection regression in the OAuth2 redirect endpoint. When the new optional dashboardhost setting is empty, /api/v1/oauth2/provider cmd/dashboard/controller/oauth2.go reflects the attacker-supplied HTTP Host header into the redirecturi sent to the identity...

CVE-2026-101090 Nezha through 2.2.3 Host Header Injection via OAuth2 redirect_uri

Nezha 2.2.3 contains a Host header injection regression in the OAuth2 redirect endpoint. When the new optional dashboardhost setting is empty, /api/v1/oauth2/provider cmd/dashboard/controller/oauth2.go reflects the attacker-supplied HTTP Host header into the redirecturi sent to the identity...

CVE-2026-101090

Nezha version 2.2.3 is vulnerable to a Host header injection regression in the OAuth2 redirect endpoint located at /api/v1/oauth2/{provider} (specifically in cmd/dashboard/controller/oauth2.go). When the optional dashboard_host setting is empty, the application reflects an attacker-supplied HTTP ...

EUVD-2026-88025

Nezha 2.2.3 contains a Host header injection regression in the OAuth2 redirect endpoint. When the new optional dashboardhost setting is empty, /api/v1/oauth2/provider cmd/dashboard/controller/oauth2.go reflects the attacker-supplied HTTP Host header into the redirecturi sent to the identity...

CVE-2026-101090 Nezha through 2.2.3 Host Header Injection via OAuth2 redirect_uri

Nezha 2.2.3 contains a Host header injection regression in the OAuth2 redirect endpoint. When the new optional dashboardhost setting is empty, /api/v1/oauth2/provider cmd/dashboard/controller/oauth2.go reflects the attacker-supplied HTTP Host header into the redirecturi sent to the identity...

CVE-2026-100870

Sylius versions before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 build administrator password-reset links using the request Host header without validation, allowing unauthenticated attackers to redirect reset tokens to attacker-controlled domains. Attackers can request password resets for know...

CVE-2026-100870 Sylius before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 Admin Password Reset Poisoning via Host Header

Sylius versions before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 build administrator password-reset links using the request Host header without validation, allowing unauthenticated attackers to redirect reset tokens to attacker-controlled domains. Attackers can request password resets for know...

CVE-2026-100870 Sylius before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 Admin Password Reset Poisoning via Host Header

Sylius versions before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 build administrator password-reset links using the request Host header without validation, allowing unauthenticated attackers to redirect reset tokens to attacker-controlled domains. Attackers can request password resets for know...

CVE-2026-100870

Sylius versions prior to 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 are vulnerable to administrator password-reset poisoning. The software builds password-reset links using the request Host header without proper validation. This allows unauthenticated attackers to use forged Host headers to red...

EUVD-2026-87942

Sylius versions before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 build administrator password-reset links using the request Host header without validation, allowing unauthenticated attackers to redirect reset tokens to attacker-controlled domains. Attackers can request password resets for know...

CVE-2026-100870 Sylius before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 Admin Password Reset Poisoning via Host Header

Sylius versions before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 build administrator password-reset links using the request Host header without validation, allowing unauthenticated attackers to redirect reset tokens to attacker-controlled domains. Attackers can request password resets for know...

log4shell-cve-lab

Лаборатория Log4Shell CVE-2021-44228 Этот репозиторий содержит небольшой уязвимый HTTP-сервис на Log4j 2.14.1 для CVE-2021-44228. Sentinel воспроизвёл этот сценарий 2026-08-27 как лабораторию в песочнице, созданную с нуля. Важные свойства этого запуска сохранены здесь: контролируемый атакующим...

CVE-2026-100664

A flaw was found in Netty's HTTP/3 codec. When converting HTTP/1 requests to HTTP/3, the codec improperly prioritizes the Host header over the request-target authority. A remote, unauthenticated attacker can exploit this authority confusion by sending a request containing conflicting destination...

CVE-2026-100663

A flaw was found in Netty's HTTP/3 codec netty-codec-http3. A remote attacker can bypass security policies and tunnel allowlists when Netty acts as an HTTP/1 to HTTP/3 proxy or gateway. Due to improper translation of HTTP/1 CONNECT requests, the component uses the attacker-controlled Host header ...

CVE-2026-100862

heym, a workflow automation platform, stores and returns multiple capability secrets in plaintext in versions prior to 0.0.91. Affected secrets include webhook header-auth values returned in cleartext by GET /api/workflows/id and persisted unsanitized into execution history, MCP API keys stored a...

CVE-2026-100837

Contrast Edgeless Systems through 1.20.0 performs unanchored suffix matching when selecting per-registry configuration in the imagepuller. Config.registryFor strips a single trailing dot and then uses strings.HasSuffixhostname, fqdn without requiring a DNS label boundary, so a registry entry such...

CVE-2026-100724

http4k Maven package org.http4k:http4k-core before 6.49.0.0, 5.42.0.0 and 4.51.0.0 uses substring Contains matching on the Host header by default in reverseProxy and reverseProxyRouting when dispatching to configured virtual hosts. If these functions are deployed as a public-facing inbound HTTP...