DEBIAN-CVE-2026-123125

The Symfony Validator component IpValidator incompletely classifies internal addresses in the filtered modes of the Ip constraint, so some internal addresses are accepted as public, which can lead to Server-Side Request Forgery SSRF in Symfony versions prior to 5.4.56, 6.x prior to 6.4.50, 7.x...

CVE-2026-123125

The Symfony Validator component IpValidator incompletely classifies internal addresses in the filtered modes of the Ip constraint, so some internal addresses are accepted as public, which can lead to Server-Side Request Forgery SSRF in Symfony versions prior to 5.4.56, 6.x prior to 6.4.50, 7.x...

CVE-2026-123125 Symfony: Ip Constraint public/private Modes Accept IPv4-Mapped and IPv4-Compatible IPv6 Addresses allowing SSRF Filter Bypass

The Symfony Validator component IpValidator incompletely classifies internal addresses in the filtered modes of the Ip constraint, so some internal addresses are accepted as public, which can lead to Server-Side Request Forgery SSRF in Symfony versions prior to 5.4.56, 6.x prior to 6.4.50, 7.x...

EUVD-2026-117557

The Symfony Validator component IpValidator incompletely classifies internal addresses in the filtered modes of the Ip constraint, so some internal addresses are accepted as public, which can lead to Server-Side Request Forgery SSRF in Symfony versions prior to 5.4.56, 6.x prior to 6.4.50, 7.x...

PT-2026-137549

The Symfony Validator component IpValidator incompletely classifies internal addresses in the filtered modes of the Ip constraint, so some internal addresses are accepted as public, which can lead to Server-Side Request Forgery SSRF in Symfony versions prior to 5.4.56, 6.x prior to 6.4.50, 7.x...

CVE-2026-90711

proxy-addr is a Node.js module that determines a request's client address behind trusted reverse proxies, and it backs Express req.ip and req.ips. In versions 1.1.0 through 2.0.7, a trust subnet written in IPv4-mapped IPv6 notation with an IPv4-sized prefix, such as ::ffff:10.0.0.0/8 instead of t...

GHSA-WPPF-H75H-6PM6 SearXNG MCP Server: Additional hardened-mode SSRF bypasses

Summary mcp-searxng has a hardened-mode URL-reading feature intended to prevent weburlread from reaching private or internal network resources. PR 79 appears to address one SSRF class: hostnames that resolve to private or internal addresses under hardened mode. I tested PR 79 locally and confirme...

compliance-trestle has an URLSecurityValidator SSRF allowlist bypass via IPv4-mapped IPv6 and 0.0.0.0

Summarycompliance-trestle 4.0.3 latest ships an URLSecurityValidator in trestle/core/remote/security.py to block SSRF to loopback / link-local / cloud-metadata endpoints from the HTTPSFetcher and SFTPFetcher remote-fetch paths. The allowlist is incomplete and can be bypassed by four equivalent...

GHSA-H47F-GMJP-M7RR compliance-trestle has an URLSecurityValidator SSRF allowlist bypass via IPv4-mapped IPv6 and 0.0.0.0

Summary compliance-trestle 4.0.3 latest ships an URLSecurityValidator in trestle/core/remote/security.py to block SSRF to loopback / link-local / cloud-metadata endpoints from the HTTPSFetcher and SFTPFetcher remote-fetch paths. The allowlist is incomplete and can be bypassed by four equivalent...

PT-2026-76563

Name of the Vulnerable Software and Affected Versions compliance-trestle versions prior to 4.0.4 Description An incomplete allowlist in the URLSecurityValidator within trestle/core/remote/security.py allows Server-Side Request Forgery SSRF via the HTTPSFetcher and SFTPFetcher remote-fetch paths...

PT-2026-52079

Name of the Vulnerable Software and Affected Versions Mastodon versions prior to 4.5.10 Mastodon versions prior to 4.4.17 Mastodon versions prior to 4.3.23 Description When using Ruby versions older than 3.4, the PrivateAddressCheck.private address? function incorrectly returns false for...

EUVD-2026-38366

Crawl4AI before 0.8.7 contains a server-side request forgery vulnerability in the /crawl, /crawl/stream, /md, and /llm endpoints that fetch arbitrary user-supplied URLs without validation. Unauthenticated attackers can bypass the internal-address blocklist using IPv6-mapped IPv4 addresses to reac...

CVE-2026-56266

Crawl4AI before 0.8.7 contains a server-side request forgery vulnerability in the /crawl, /crawl/stream, /md, and /llm endpoints that fetch arbitrary user-supplied URLs without validation. Unauthenticated attackers can bypass the internal-address blocklist using IPv6-mapped IPv4 addresses to reac...

CVE-2026-56266 Crawl4AI - Server-Side Request Forgery via Direct Crawl Endpoints

Crawl4AI before 0.8.7 contains a server-side request forgery vulnerability in the /crawl, /crawl/stream, /md, and /llm endpoints that fetch arbitrary user-supplied URLs without validation. Unauthenticated attackers can bypass the internal-address blocklist using IPv6-mapped IPv4 addresses to reac...

CVE-2026-56266 Crawl4AI - Server-Side Request Forgery via Direct Crawl Endpoints

Crawl4AI before 0.8.7 contains a server-side request forgery vulnerability in the /crawl, /crawl/stream, /md, and /llm endpoints that fetch arbitrary user-supplied URLs without validation. Unauthenticated attackers can bypass the internal-address blocklist using IPv6-mapped IPv4 addresses to reac...

CVE-2026-56266

CVE-2026-56266 affects Crawl4AI prior to 0.8.7. The vulnerability is a server-side request forgery in the /crawl, /crawl/stream, /md, and /llm endpoints that fetch arbitrary user‑supplied URLs without validation. Unauthenticated attackers can bypass the internal-address blocklist using IPv6‑mappe...

CVE-2026-56266: Server-Side Request Forgery (SSRF)

Crawl4AI before 0.8.7 contains a server-side request forgery vulnerability in the /crawl, /crawl/stream, /md, and /llm endpoints that fetch arbitrary user-supplied URLs without validation. Unauthenticated attackers can bypass the internal-address blocklist using IPv6-mapped IPv4 addresses to reac...

PT-2026-55193

Crawl4AI before 0.8.7 contains a server-side request forgery vulnerability in the /crawl, /crawl/stream, /md, and /llm endpoints that fetch arbitrary user-supplied URLs without validation. Unauthenticated attackers can bypass the internal-address blocklist using IPv6-mapped IPv4 addresses to reac...

PT-2026-51404

Name of the Vulnerable Software and Affected Versions Crawl4AI versions prior to 0.8.7 Description Multiple security issues affect the Crawl4AI Docker API server. The software is susceptible to Server-Side Request Forgery SSRF, a condition where an attacker can induce the server to make requests ...

CVE-2026-43929

ssrfcheck is a library that checks if a string contains a potential SSRF attack. In 1.3.0 and earlier, ssrfcheck fails to block Server-Side Request Forgery attacks when the target private IP address is encoded as an IPv4-mapped IPv6 address e.g. http://::ffff:127.0.0.1/. The WHATWG URL parser bui...