WAF Release - 2025-09-24 - Emergency
This week highlights a critical vendor-specific vulnerability: a deserialization flaw in the License Servlet of Fortra’s GoAnywhere MFT. By forging a license response signature, an attacker can trigger deserialization of arbitrary objects, potentially leading to command injection.
Key Findings
- GoAnywhere MFT (CVE-2025-10035): Deserialization vulnerability in the License Servlet that allows attackers with a forged license response signature to deserialize arbitrary objects, potentially resulting in command injection.
Impact
GoAnywhere MFT (CVE-2025-10035): Exploitation enables attackers to escalate privileges or achieve remote code execution via command injection.
| Ruleset | Rule ID | Legacy Rule ID | Description | Previous Action | New Action | Comments |
|---|---|---|---|---|---|---|
| Cloudflare Managed Ruleset | 100787 | Fortra GoAnywhere - Auth Bypass - CVE:CVE-2025-10035 | N/A | Block | This is a New Detection |
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