CVE-2026-77363

obsidian-tc is a governed, agent-ready Model Context Protocol server for Obsidian vaults. Prior to 1.3.1, the Streamable HTTP transport does not validate the Host or Origin header or enable DNS-rebinding protection. When the documented loopback configuration uses auth.mode set to none, a maliciou...

CVE-2026-77363

obsidian-tc is a governed, agent-ready Model Context Protocol server for Obsidian vaults. Prior to 1.3.1, the Streamable HTTP transport does not validate the Host or Origin header or enable DNS-rebinding protection. When the documented loopback configuration uses auth.mode set to none, a maliciou...

CVE-2026-77363

The obsidian-tc Model Context Protocol server is vulnerable to cross-origin loopback vault access in versions prior to 1.3.1 . The Streamable HTTP transport fails to validate the Host or Origin headers and lacks DNS-rebinding protection . When configured with auth.mode set to none, a malicious we...

CVE-2026-77363 obsidian-tc Streamable HTTP transport permits cross-origin loopback vault access

obsidian-tc is a governed, agent-ready Model Context Protocol server for Obsidian vaults. Prior to 1.3.1, the Streamable HTTP transport does not validate the Host or Origin header or enable DNS-rebinding protection. When the documented loopback configuration uses auth.mode set to none, a maliciou...

PT-2026-110862

Name of the Vulnerable Software and Affected Versions obsidian-tc versions prior to 1.3.1 Description The Streamable HTTP transport fails to validate the Host or Origin header and lacks DNS-rebinding protection. DNS-rebinding is a technique used to bypass the Same-Origin Policy, allowing a websit...

CVE-2026-108905

pH7Builder pH7 Social Dating CMS before 18.6.0 contains a hard-coded API key vulnerability in Tool.class.php that allows unauthenticated attackers to bypass API access checks by spoofing the Host header. Attackers can send Host: localhost with privateapikey=dev772277 and the default allowed URL t...

CVE-2026-108905

Versions of pH7Builder (pH7 Social Dating CMS) prior to 18.6.0 are vulnerable to a hard-coded API key flaw in Tool.class.php . Unauthenticated attackers can bypass API access checks by spoofing the Host header (e.g., Host: localhost) while providing the hard-coded key private_api_key=dev772277. T...

CVE-2026-108905 pH7Builder before 18.6.0 Hard-Coded API Key Bypass via Host Header

pH7Builder pH7 Social Dating CMS before 18.6.0 contains a hard-coded API key vulnerability in Tool.class.php that allows unauthenticated attackers to bypass API access checks by spoofing the Host header. Attackers can send Host: localhost with privateapikey=dev772277 and the default allowed URL t...

EUVD-2026-97068

pH7Builder pH7 Social Dating CMS before 18.6.0 contains a hard-coded API key vulnerability in Tool.class.php that allows unauthenticated attackers to bypass API access checks by spoofing the Host header. Attackers can send Host: localhost with privateapikey=dev772277 and the default allowed URL t...

CVE-2026-108905 pH7Builder before 18.6.0 Hard-Coded API Key Bypass via Host Header

pH7Builder pH7 Social Dating CMS before 18.6.0 contains a hard-coded API key vulnerability in Tool.class.php that allows unauthenticated attackers to bypass API access checks by spoofing the Host header. Attackers can send Host: localhost with privateapikey=dev772277 and the default allowed URL t...

PT-2026-110215

Name of the Vulnerable Software and Affected Versions pH7Builder versions prior to 18.6.0 Description An issue exists in Tool.class.php where a hard-coded API key allows unauthenticated attackers to bypass API access checks. By spoofing the Host header to localhost and using the private api key...

CVE-2026-108905: Use of Hard-coded Credentials

pH7Builder pH7 Social Dating CMS before 18.6.0 contains a hard-coded API key vulnerability in Tool.class.php that allows unauthenticated attackers to bypass API access checks by spoofing the Host header. Attackers can send Host: localhost with privateapikey=dev772277 and the default allowed URL t...

CLEANSTART-2026-ZE47134 In Eclipse Jetty, for HTTP/1, HTTP/2 and HTTP/3 requests, there is no strict check that the request authority (host and port) matches what provided in the Host header (if present)

Security vulnerability affects the apache-nifi package. In Eclipse Jetty, for HTTP/1, HTTP/2 and HTTP/3 requests, there is no strict check that the request authority host and port matches what provided in the Host header if present...

httpd: Fix of CVE-2026-63292

CVE-2026-63292: modvhostalias: stack buffer overflow when a single Host header segment exceeds HUGESTRINGLEN; reject the expansion...

EUVD-2026-44641

PraisonAI: Call API localhost-only authentication bypass via spoofed Host header...

GHSA-2GPF-2492-Q9JH PraisonAI: Call API localhost-only authentication bypass via spoofed Host header

Call API localhost-only authentication bypass via spoofed Host header Summary PraisonAI's patched PRAISONAICALLAUTH=disabled safeguard for the n8n/call agent invocation API can be bypassed with a spoofed Host: 127.0.0.1 header, allowing an unauthenticated network caller to list and invoke...

PraisonAI: Call API localhost-only authentication bypass via spoofed Host header

Call API localhost-only authentication bypass via spoofed Host header Summary PraisonAI's patched PRAISONAICALLAUTH=disabled safeguard for the n8n/call agent invocation API can be bypassed with a spoofed Host: 127.0.0.1 header, allowing an unauthenticated network caller to list and invoke...

GHSA-Q2XC-RRXJ-58X9 Pydantic AI Web chat UI (`Agent.to_web()`, `clai web`): the local chat endpoint does not validate the `Host` header

Summary The Pydantic AI development web chat UI Agent.toweb, clai web does not validate the Host header of incoming requests. A website a developer visits can use DNS rebinding to make requests to a chat UI running on that developer's machine appear same-origin to the browser, causing the served...

Pydantic AI Web chat UI (`Agent.to_web()`, `clai web`): the local chat endpoint does not validate the `Host` header

Summary The Pydantic AI development web chat UI Agent.toweb, clai web does not validate the Host header of incoming requests. A website a developer visits can use DNS rebinding to make requests to a chat UI running on that developer's machine appear same-origin to the browser, causing the served...

DNS Rebinding

Overview pydantic-ai is an AI Agent Framework, the Pydantic way Affected versions of this package are vulnerable to DNS Rebinding via insufficient Host header validation in the web UI component Agent.toweb and the clai web command. A malicious website can point a hostname it controls at a victim'...