Server-side Request Forgery (SSRF)

Overview n8n-mcp is an Integration between n8n workflow automation and Model Context Protocol MCP Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the SSRFProtection.validateUrlSync function in the src/utils/ssrf-protection.ts component. An attacker can rea...

n8n-mcp's IPv4-mapped IPv6 addresses bypass SSRF protection in validateUrlSync(), enabling full SSRF for SDK embedders

Impact In the SDK embedder path N8NDocumentationMCPServer constructor, getN8nApiClient, and validateInstanceContext, the synchronous URL validator in SSRFProtection.validateUrlSync had no IPv6 checks. IPv4-mapped IPv6 addresses such as http://::ffff:169.254.169.254 bypassed the cloud-metadata,...

Weblate Vulnerable to Authenticated SSRF via Project Backup Import bypassing validate_repo_url

Impact An authenticated user with project.add permission default on hosted Weblate SaaS and for any user holding an active billing/trial plan can import a crafted project backup ZIP whose components/.json contains an attacker-chosen repo URL pointing at a private address e.g. http://127.0.0.1:999...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the FilterDeadline function. An attacker can force the application to make arbitrary outbound HTTP POST requests to internal or external destinations by supplying a crafted URL in the...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the FilterDeadline function. An attacker can force the application to make arbitrary outbound HTTP POST requests to internal or external destinations by supplying a crafted URL in the...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the FilterDeadline function. An attacker can force the application to make arbitrary outbound HTTP POST requests to internal or external destinations by supplying a crafted URL in the...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the FilterDeadline function. An attacker can force the application to make arbitrary outbound HTTP POST requests to internal or external destinations by supplying a crafted URL in the...

GHSA-5VH4-RGV7-P9G4 Gotenberg Vulnerable to Unauthenticated SSRF via Unfiltered Webhook URL

CVE Report — Unauthenticated SSRF via Unfiltered Webhook URL in Gotenberg Severity | Field | Value | |-----------|----------------------------------------| | CVSS v3.1 | 8.6 High | | Vector | AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N | | CWE | CWE-918 — Server-Side Request Forgery | | Auth | None |...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the FilterDeadline process. An attacker can access internal network services and potentially exfiltrate sensitive information by submitting URLs with uppercase schemes that bypass the deny-list...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the FilterDeadline process. An attacker can access internal network services and potentially exfiltrate sensitive information by submitting URLs with uppercase schemes that bypass the deny-list...

GHSA-5Q7P-7JGV-WW56 Gotenberg has case-insensitive URL scheme that bypasses webhook and downloadFrom deny-list SSRF protection

Vulnerability Details CWE: CWE-918 - Server-Side Request Forgery SSRF The default private-IP deny-lists for --webhook-deny-list and --api-download-from-deny-list use a case-sensitive regex ^https?://. Any uppercase URL scheme variant HTTP://, HTTPS://, Http:// bypasses the pattern. Go's...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the FilterDeadline process. An attacker can access internal network services and potentially exfiltrate sensitive information by submitting URLs with uppercase schemes that bypass the deny-list...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the FilterDeadline process. An attacker can access internal network services and potentially exfiltrate sensitive information by submitting URLs with uppercase schemes that bypass the deny-list...

Gotenberg has case-insensitive URL scheme that bypasses webhook and downloadFrom deny-list SSRF protection

Vulnerability Details CWE: CWE-918 - Server-Side Request Forgery SSRF The default private-IP deny-lists for --webhook-deny-list and --api-download-from-deny-list use a case-sensitive regex ^https?://. Any uppercase URL scheme variant HTTP://, HTTPS://, Http:// bypasses the pattern. Go's...

CVE-2026-36764

A Server-Side Request Forgery SSRF in the /ureport/datasource/testConnection endpoint of SpringBlade v4.8.0 allows authenticated attackers to scan internal resources via a crafted GET request...

CVE-2026-36757

A Server-Side Request Forgery SSRF in the /plugins/name/upgrade-from-uri endpoint of halo v2.22.14 allows authenticated attackers to scan internal resources via a crafted GET request...

CVE-2026-36758

A Server-Side Request Forgery SSRF in the /themes/-/install-from-uri endpoint of halo v2.22.14 allows authenticated attackers to scan internal resources via a crafted GET request...

CVE-2026-36759

A Server-Side Request Forgery SSRF in the /themes/name/upgrade-from-uri endpoint of halo v2.22.14 allows authenticated attackers to scan internal resources via a crafted GET request...

CVE-2026-36756

A Server-Side Request Forgery SSRF in the /plugins/-/install-from-uri endpoint of halo v2.22.14 allows authenticated attackers to scan internal resources via a crafted GET request...

CVE-2026-42430

OpenClaw before 2026.4.8 contains a server-side request forgery vulnerability in Playwright redirect handling that allows attackers to bypass strict SSRF checks. Attackers can exploit request-time navigation to reach private targets that should be restricted by browser SSRF protections...