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CVE-2019-17640 is a path traversal vulnerability in Eclipse Vert.x StaticHandler affecting versions 3.4.x through 3.9.4 and pre-release 4.0.0 versions from milestone1 through Beta3. On Windows operating systems, StaticHandler does not correctly process backslash path separators. Because backslashes are accepted as path components on Windows, an attacker can craft requests that use backslashes to escape the configured webroot and traverse to the server's current working directory. The flaw is in the path normalization and validation logic for static file handling, which fails to properly constrain requested paths to the intended webroot on Windows platforms.
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No valid public exploits. Mallory filtered out 2 candidates as fakes, detection scripts, or README-only repos.
All candidate exploits were filtered out by Mallory's validation.
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Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
2 sources tracked across advisories and community write-ups. News coverage will land here when it surfaces.
No news coverage yet. Advisories and community discussion only.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
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YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.