CVE-2026-123534
Tornado before 6.6 contains a path traversal vulnerability in RequestHandler.static_url() and get_version() that allows attackers to hash files outside static_path using ../ sequences. Attackers controlling input passed to static_url() can obtain SHA-512 hashes of readable files to confirm their existence, or reference /dev/zero to block the event loop indefinitely.
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The sources do not list affected products or versions for this vulnerability yet.
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Published
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Last modified
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Collected
First seen by Baba Yaga Security