CVE-2026-56259 Crawl4AI - LLM Credential Exfiltration via base_url and Environment Variable Resolution

Crawl4AI before 0.8.8 contains credential exfiltration vulnerabilities in the Docker API server that allow attackers to redirect LLM API calls to attacker-controlled endpoints and read arbitrary environment variables. Attackers can exploit the unauthenticated /md, /llm, and /llm/job endpoints by...

PT-2026-57551

Name of the Vulnerable Software and Affected Versions Crawl4AI versions prior to 0.8.7 Description An arbitrary file write issue exists in the Docker API server. The '/screenshot' and '/pdf' endpoints do not validate the output path parameter, which allows an attacker to use absolute paths or...

CVE-2026-56264

CVE-2026-56264 affects Crawl4AI prior to 0.8.7. The Docker API server’s /execute_js endpoint accepts and executes arbitrary JavaScript in the server’s browser context with --disable-web-security enabled, enabling an attacker to run arbitrary JS and, given relaxed browser security, perform server-...

PYSEC-2026-239

Crawl4AI before 0.8.7 contains an authentication bypass vulnerability due to a hardcoded default JWT signing key in the Docker API server. Attackers who know the default key can forge valid authentication tokens for any user, bypassing authentication and gaining full access to protected...

PYSEC-2026-239

Crawl4AI before 0.8.7 contains an authentication bypass vulnerability due to a hardcoded default JWT signing key in the Docker API server. Attackers who know the default key can forge valid authentication tokens for any user, bypassing authentication and gaining full access to protected...

EUVD-2026-38170

Crawl4AI before 0.8.7 contains an authentication bypass vulnerability due to a hardcoded default JWT signing key in the Docker API server. Attackers who know the default key can forge valid authentication tokens for any user, bypassing authentication and gaining full access to protected...

Crawl4AI: Arbitrary file write (symlink/TOCTOU) plus log and webhook-header injection in Docker server

Summary Three backward-compatible hardening fixes in the Docker API server. The headline issue is an arbitrary file write via the screenshot/PDF outputpath. 1. Arbitrary file write via outputpath symlink / TOCTOU primary POST /screenshot and POST /pdf accept an outputpath constrained to...

PT-2026-51224

Name of the Vulnerable Software and Affected Versions Crawl4AI versions prior to 0.8.7 Description The Docker API server contains an authentication bypass issue caused by a hardcoded default JWT JSON Web Token signing key. A JWT is a compact, URL-safe means of representing claims to be transferre...