CVE-2026-42592

Gotenberg (v7/v8) contains a DNS rebinding/SSRF issue in the FilterOutboundURL flow. Before 8.32.0, FilterOutboundURL resolves hostnames, filters IPs against a private-address deny-list, but discards the resolved addresses. Chromium then performs its own DNS resolution when navigating to the URL,...

CVE-2026-42346 Postiz: TOCTOU DNS rebinding bypasses all SSRF URL validation paths

Postiz is an AI social media scheduling tool. From version 2.16.6 to before version 2.21.7, all SSRF protections added in v2.21.4–v2.21.6 share a fundamental TOCTOU Time-of-Check-Time-of-Use vulnerability: isSafePublicHttpsUrl resolves DNS to validate the target IP, but subsequent fetch calls...

CVE-2026-42194

Admidio is an open-source user management solution. Prior to version 5.0.9, the incomplete SSRF fix in Admidio's fetchmetadata.php validates the resolved IP address but passes the original hostname-based URL to curlinit, leaving a DNS rebinding TOCTOU window that allows redirecting requests to...

CVE-2026-42194 Incomplete fix for CVE-2026-32812: SSRF in admidio

Admidio is an open-source user management solution. Prior to version 5.0.9, the incomplete SSRF fix in Admidio's fetchmetadata.php validates the resolved IP address but passes the original hostname-based URL to curlinit, leaving a DNS rebinding TOCTOU window that allows redirecting requests to...

CVE-2026-42194

CVE-2026-32812 affects Admidio’s SSO Metadata endpoint (modules/sso/fetch_metadata.php). Versions 5.0.0–5.0.6 allow SSRF and local file reads because the code passes an arbitrary URL directly to file_get_contents() after validating the URL with FILTER_VALIDATE_URL, enabling abuse via various sche...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF through the FilterOutboundURL process. An attacker can access internal network resources and retrieve sensitive information by exploiting DNS rebinding to bypass outbound URL filtering. This is only...

GHSA-89VP-X53W-74FX rmcp Streamable HTTP server transport has a DNS rebinding vulnerability

Summary Prior to version 1.4.0, the rmcp crate's Streamable HTTP server transport crates/rmcp/src/transport/streamablehttpserver/ did not validate the incoming Host header. This allowed a malicious public website, via a DNS rebinding attack, to send authenticated requests to an MCP server running...

CVE-2026-43582

OpenClaw prior to version 2026.4.10 is affected by a server-side request forgery in the browser navigation policy that lets an attacker bypass hostname validation via DNS rebinding. This enables exploitation where inconsistent hostname resolution between validation and actual network requests can...

CVE-2026-43582 OpenClaw < 2026.4.10 - DNS Rebinding SSRF via Hostname Validation Bypass

OpenClaw before 2026.4.10 contains a server-side request forgery vulnerability in browser navigation policy that allows attackers to bypass hostname validation through DNS rebinding attacks. Attackers can exploit inconsistent hostname resolution between validation and actual network requests to...

PT-2026-37300

Name of the Vulnerable Software and Affected Versions AVideo versions prior to 29.0 Description Two endpoints, 'plugin/AI/receiveAsync.json.php' and 'objects/EpgParser.php', use the isSSRFSafeURL function to validate user-supplied URLs but then fetch them using file get contents without disabling...

RUSTSEC-2026-0189 DNS rebinding vulnerability in rmcp Streamable HTTP server transport

Prior to version 1.4.0, the rmcp crate's Streamable HTTP server transport did not validate the incoming Host header. This allowed a malicious public website, via a DNS rebinding attack, to send requests to an MCP server running on the victim's loopback or private-network interface. An attacker wh...

CVE-2026-41488

A flaw was found in langchain-openai. A remote attacker could exploit a Time-of-Check to Time-of-Use TOCTOU vulnerability, also known as a DNS rebinding vulnerability. This occurs because the urltosize helper, used for image token counting, validates URLs for Server-Side Request Forgery SSRF...

CVE-2026-41488

LangChain is a framework for building agents and LLM-powered applications. Prior to 1.1.14, langchain-openai's urltosize helper used by getnumtokensfrommessages for image token counting validated URLs for SSRF protection and then fetched them in a separate network operation with independent DNS...

EUVD-2026-25635

LangChain is a framework for building agents and LLM-powered applications. Prior to 1.1.14, langchain-openai's urltosize helper used by getnumtokensfrommessages for image token counting validated URLs for SSRF protection and then fetched them in a separate network operation with independent DNS...

CVE-2026-41488 angchain-openai: Image token counting SSRF protection can be bypassed via DNS rebinding

LangChain is a framework for building agents and LLM-powered applications. Prior to 1.1.14, langchain-openai's urltosize helper used by getnumtokensfrommessages for image token counting validated URLs for SSRF protection and then fetched them in a separate network operation with independent DNS...

CVE-2026-41272 Flowise: SSRF Protection Bypass (TOCTOU & Default Insecure)

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, the core security wrappers secureAxiosRequest and secureFetch intended to prevent Server-Side Request Forgery SSRF contain multiple logic flaws. These flaws allow attackers to bypass the...

CVE-2026-41272

Affected product : Flowise (and its Flowise components). Vulnerability : SSRF protection bypass in the core wrappers secureAxiosRequest and secureFetch prior to 3.1.0, allowing bypass of allow/deny lists via DNS rebinding (TOCTOU) or by using the default/insecure configuration. Impact : potential...

CVE-2026-1089 User‑Controlled HTTP Header In Fortra's GoAnywhere MFT Allows Arbitrary DNS Lookups

User‑Controlled HTTP Header in Fortra's GoAnywhere MFT prior to version 7.10.0 allows attackers to trigger a DNS lookup, as well as DNS Rebinding and Information Disclosure...

OpenClaw: Browser SSRF hostname validation could be bypassed by DNS rebinding

Summary Browser SSRF hostname validation could be bypassed by DNS rebinding. Affected Packages / Versions - Package: openclaw - Ecosystem: npm - Affected versions: = 2026.4.10 Impact Browser navigation policy could validate a hostname/IP resolution that differed from the address Chromium ultimate...

Server-side Request Forgery (SSRF)

Overview wwbn/avideo is an Audio and Video Platform or simply "A Video Platform". Affected versions of this package are vulnerable to Server-side Request Forgery SSRF through the plugin/LiveLinks/proxy.php process. An attacker can access internal services or sensitive endpoints by exploiting a DN...