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CVE-2026-103263

Tornado before 6.5.9 StaticFileHandler Path Traversal via Symlink PUBLISHED

Description (CNA)

Tornado before 6.5.9 contains a path traversal vulnerability in StaticFileHandler that follows symbolic links inside the static root without confirming the resolved target stays within it. When a symlink pointing outside the static directory exists inside it, unauthenticated attackers can request it to read files such as configuration files, private keys, and application secrets accessible to the process user.

Affected (CNA)

Vendor / productVersions
tornadoweb / tornadoaffected 0 before 6.5.9; unaffected 6.5.9

CWE

CWE-59

References

ADP enrichment

CISA-ADP

No English description supplied.