CVE-2026-55187 Mailpit: Incomplete SSRF protection in Link Check API via IPv6 transition mechanisms (follow-up to CVE-2026-27808)

Mailpit is an email testing tool and API for developers. Prior to 1.30.2, the remediation shipped for CVE-2026-27808 is incomplete because the tools.IsInternalIP deny-list in internal/tools/net.go relies on Go's standard library classification helpers and does not block IPv6 transition mechanisms...

CVE-2026-33655 New API: SSRF Protection Bypass via Unresolved Hostname in Notification URLs

New API is a large language mode LLM gateway and artificial intelligence AI asset management system. Prior to 0.12.0-alpha.1, the default SSRF protection configuration did not apply IP filtering to hostnames; with ApplyIPFilterForDomain disabled by default, URL validation checked domain allow/blo...

PYSEC-2026-1581 Local Deep Research is Vulnerable to Server-Side Request Forgery (SSRF) in Download Service

Summary The download service downloadservice.py makes HTTP requests using raw requests.get without utilizing the application's SSRF protection saferequests.py. This can allow attackers to access internal services and attempt to reach cloud provider metadata endpoints AWS/GCP/Azure, as well as...

New API: SSRF Protection Bypass via Unresolved Hostname in Notification URLs

Summary The default SSRF protection configuration did not apply IP filtering to hostnames. With ApplyIPFilterForDomain disabled by default, URL validation checked domain allow/block rules but did not resolve a hostname and validate the resolved IP address. Authenticated users could configure...

PT-2026-56211

Name of the Vulnerable Software and Affected Versions New API versions prior to 0.12.0-alpha.1 Description An issue exists where the default Server-Side Request Forgery SSRF protection configuration fails to apply IP filtering to hostnames. Because the ApplyIPFilterForDomain setting is disabled b...

flyto-core has SSRF guard bypass via IPv6 transition addresses (IPv4-mapped / 6to4 / NAT64) in validate_url_ssrf

Summary flyto-core's SSRF protection validateurlssrf / isprivateip in src/core/utils.py blocks private and metadata destinations by resolving the host and testing the resulting IP for membership in a hardcoded PRIVATEIPRANGES list. That list contains only the native RFC 1918 / loopback / link-loc...

CVE-2026-54018

Open WebUI (self-hosted offline AI) contains SSRF protection bypass in the Playwright Web Loader prior to version 0.9.6. The validator checks only the initial URL; Playwright follows redirects (301/302) by default, allowing an attacker-supplied URL that redirects to internal addresses (e.g., loca...

mail/mailpit -- Incomplete SSRF protection in Link Check API via uncovered IPv6 forms

Mailpit authorreports: The tools.IsInternalIP deny-list relies on Go's stdlib classification helpers IsLoopback, IsPrivate, IsLinkLocalUnicast, IsLinkLocalMulticast, IsUnspecified, IsMulticast plus an inline CGNAT range, but those helpers do not match two classes of IPv6 address that should be...

CVE-2026-47684

Sync-in Server is a secure, open-source platform for file storage, sharing, collaboration, and syncing. Prior to version 2.3.0, the private IP blocklist regex used in the URL download feature does not match IPv4-mapped IPv6 addresses e.g. ::ffff:127.0.0.1, allowing SSRF protection to be bypassed ...

EUVD-2026-32593

Budibase: SSRF via OAuth2 Config Validation — Missing fetchWithBlacklist Protection...

GHSA-G6QX-G4PR-92V7 Budibase: SSRF via OAuth2 Config Validation — Missing fetchWithBlacklist Protection

Summary The OAuth2 token fetch function in packages/server/src/sdk/workspace/oauth2/utils.ts line 59 uses raw fetchconfig.url with no SSRF protection. The safe wrapper fetchWithBlacklist exists in the same codebase and is used in every other outbound HTTP call automation steps, plugin downloads,...

CVE-2026-50131 Fedify has an incomplete SSRF mitigation after GHSA-p9cg-vqcc-grcx: validatePublicUrl allows special-use IPv4 ranges

Fedify is a TypeScript library for building federated server apps powered by ActivityPub. Fedify previously addressed SSRF/internal network access in GHSA-p9cg-vqcc-grcx by adding public URL validation before runtime document and media fetching. However, the IPv4 validation logic present starting...

Papra HTTP redirect bypass can lead to SSRF via webhook delivery system

Summary Papra's webhook delivery system contains an SSRF protection bypass that allows any authenticated organisation member to cause the server to make HTTP requests to internal addresses — loopback, link-local, and RFC-1918 ranges. The SSRF protection validates the registered webhook URL but...

Security Bulletin: IBM Langflow Desktop 1.0.0 - 1.9.2 DNS Rebinding Bypasses SSRF Protection Allowing Access to Internal Services

Summary A Time-of-Check to Time-of-Use TOCTOU vulnerability in IBM Langflow Desktop's SSRF protection allows authenticated attackers to bypass internal network access restrictions using DNS rebinding attacks. The validateurlforssrf function validates URLs using socket.getaddrinfo, but...

PT-2026-46127

Name of the Vulnerable Software and Affected Versions Docling versions prior to 2.94.0 Description The HTML backend fails to perform sufficient validation during resource handling. This allows local file system access via file:// URIs when enable local fetch is set to True, and enables path...

GHSA-5C6W-WWFQ-7QQM PraisonAI spider_tools SSRF protection bypass via alternate loopback host encodings

Summary PraisonAI's spidertools URL validation can be bypassed using alternate loopback host encodings. The affected component is: text praisonaiagents/tools/spidertools.py The tool contains a URL validation function intended to block local or unsafe targets before fetching attacker-controlled...

CC-Tweaked has an SSRF Protection Bypass with NAT64

CC-Tweaked's HTTP API http.request, http.websocket blocks requests to private network ranges to prevent server-side request forgery SSRF. This protection can be bypassed on IPv6-capable servers using NAT64 well-known prefix addresses 64:ff9b::/96. An attacker who can execute Lua code can reach an...

CC-Tweaked has an SSRF Protection Bypass with NAT64

CC-Tweaked's HTTP API http.request, http.websocket blocks requests to private network ranges to prevent server-side request forgery SSRF. This protection can be bypassed on IPv6-capable servers using NAT64 well-known prefix addresses 64:ff9b::/96. An attacker who can execute Lua code can reach an...

CVE-2026-48146

Budibase is an open-source low-code platform. Prior to 3.39.0, the OAuth2 token fetch function in packages/server/src/sdk/workspace/oauth2/utils.ts uses raw fetchconfig.url with no SSRF protection. The safe wrapper fetchWithBlacklist exists in the same codebase and is used in every other outbound...

CVE-2026-45717

Budibase (prior to 3.38.1) exposed PUT /api/datasources/:datasourceId under TABLE/READ authorization, allowing any authenticated user with BASIC or higher to overwrite a datasource’s config (host, port, database, URL, credentials). The update merges attacker-controlled fields without builder-leve...