CVE-2026-82533 DeepSeek Harness < 0.1.2-alpha.1 Authentication Bypass via Host Header Spoofing

DeepSeek Harness before 0.1.2-alpha.1 contains an authentication bypass vulnerability that grants unauthenticated access to its local HTTP agent-control API by accepting a client-supplied loopback Host header in place of validating the actual TCP connection origin. On the default configuration, a...

CVE-2026-82533

DeepSeek Harness prior to 0.1.2-alpha.1 contains an authentication bypass in its local HTTP control-plane API. The root cause is that the server validates only the client-supplied Host header rather than the actual TCP connection origin, allowing a network attacker to spoof authentication. This p...

CVE-2026-82533 DeepSeek Harness < 0.1.2-alpha.1 Authentication Bypass via Host Header Spoofing

DeepSeek Harness before 0.1.2-alpha.1 contains an authentication bypass vulnerability that grants unauthenticated access to its local HTTP agent-control API by accepting a client-supplied loopback Host header in place of validating the actual TCP connection origin. On the default configuration, a...

PT-2026-87187

Four critical CVEs all stemming from the same fundamental flaw: implicit trust in software components. The OX research team disclosed these vulnerabilities, which share a root cause of insufficient validation of third-party or AI-generated code, leading to sandbox escapes and arbitrary code...

CVE-2026-86186

AVideo API fails to enforce rate limits when clients send a bot User-Agent header, allowing attackers to bypass all eight protected operations including login brute-force protection. Attackers can send requests with a bot User-Agent to disable rate limiting and perform unlimited password guessing...

EUVD-2026-71215

IBM Langflow OSS 1.0.0 through 1.11.2 allows remote authenticated attackers to bypass localhost-only MCP configuration installation by spoofing X-Forwarded-For: 127.0.0.1 header, enabling arbitrary writes to IDE config files /.cursor/mcp.json, etc...

Linux Distros Unpatched Vulnerability : CVE-2026-63435

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Mail is an internet library for Ruby designed to handle email generation, parsing, and sending. Prior to 2.9.1, Mail::Utilities.qvaluedecode and...

GHSA-9468-V6MJ-FPPW Centrifugo: Client-forgeable headers emulation lets any client spoof headers forwarded to proxy backends

Vulnerability Details File: internal/client/handler.go OnClientConnecting, internal/proxy/http.go requestHeaders, internal/proxy/grpc.go requestMetadata, internal/unigrpc/grpc.go Consume Line: handler.go:389,548-552 e.Headers - SetEmulatedHeadersToContext, http.go:131-165 requestHeaders,...

EUVD-2026-63649

Centrifugo: Client-forgeable headers emulation lets any client spoof headers forwarded to proxy backends...

EUVD-2026-69609

Mail: Email address spoofing via malformed RFC 2047 encoded-words...

EUVD-2026-69718

WWBN AVideo fails to validate trusted proxies before accepting X-Real-IP and X-Forwarded-For headers, allowing attackers to spoof the client address used by enforceRateLimit. Attackers can rotate the header value per request to bypass login rate limiting and perform unlimited credential guessing...

CVE-2026-84476

WWBN AVideo fails to validate trusted proxies before accepting X-Real-IP and X-Forwarded-For headers, allowing attackers to spoof the client address used by enforceRateLimit. Attackers can rotate the header value per request to bypass login rate limiting and perform unlimited credential guessing...

CVE-2026-84476 WWBN AVideo Authentication Bypass via X-Real-IP Header

WWBN AVideo fails to validate trusted proxies before accepting X-Real-IP and X-Forwarded-For headers, allowing attackers to spoof the client address used by enforceRateLimit. Attackers can rotate the header value per request to bypass login rate limiting and perform unlimited credential guessing...

CVE-2026-63435

Mail is an internet library for Ruby designed to handle email generation, parsing, and sending. Prior to 2.9.1, Mail::Utilities.qvaluedecode and Mail::Utilities.bvaluedecode used a single Stringmatch and an overly greedy charset capture to decode only the first RFC 2047 encoded-word and mishandle...

DEBIAN-CVE-2026-63435

Mail is an internet library for Ruby designed to handle email generation, parsing, and sending. Prior to 2.9.1, Mail::Utilities.qvaluedecode and Mail::Utilities.bvaluedecode used a single Stringmatch and an overly greedy charset capture to decode only the first RFC 2047 encoded-word and mishandle...

CVE-2026-63435 Mail: Email address spoofing via malformed RFC 2047 encoded-words

Mail is an internet library for Ruby designed to handle email generation, parsing, and sending. Prior to 2.9.1, Mail::Utilities.qvaluedecode and Mail::Utilities.bvaluedecode used a single Stringmatch and an overly greedy charset capture to decode only the first RFC 2047 encoded-word and mishandle...

CVE-2026-63435

Mail is an internet library for Ruby designed to handle email generation, parsing, and sending. Prior to 2.9.1, Mail::Utilities.qvaluedecode and Mail::Utilities.bvaluedecode used a single Stringmatch and an overly greedy charset capture to decode only the first RFC 2047 encoded-word and mishandle...

PT-2026-84460

Name of the Vulnerable Software and Affected Versions Mail versions prior to 2.9.1 Description Mail is an internet library for Ruby used for email generation, parsing, and sending. The functions q value decode and b value decode within Mail::Utilities use a single Stringmatch and an overly greedy...

EUVD-2026-68304

Origin Validation Error vulnerability in ash-project ashai allows a malicious web page to bypass the MCP server's DNS-rebinding protection and issue cross-site requests to a user's local MCP server with that user's actor. In AshAi.Mcp.Server, with the default allowedorigins: nil, originallowed?/3...

CVE-2026-81315 MCP DNS-rebinding origin check in AshAi is bypassed by a spoofed X-Forwarded-Proto header

Origin Validation Error vulnerability in ash-project ashai allows a malicious web page to bypass the MCP server's DNS-rebinding protection and issue cross-site requests to a user's local MCP server with that user's actor. In AshAi.Mcp.Server, with the default allowedorigins: nil, originallowed?/3...