cvedb.io
CVE-2026-47754
CRITICAL · CVSS 9.3
EPSS exploitation probability: 0%
Published 2026-08-10T16:19:47.797 · Last modified 2026-08-10T16:19:47.797

Summary

Metacat is data repository software that helps researchers preserve, share, and discover data. Versions 2.x through 2.19.1 and all 1.x versions contain an unauthenticated path traversal in the `archiveEntryName` parameter of the `action=read` endpoint that is part of the original 1.x Metacat API. `ArchiveHandler.readArchiveEntry()` concatenates the user-supplied parameter into a filesystem path without validation, and the surrounding `hasReadPermission()` check is commented out. An unauthenticated remote attacker can read any file accessible to the Tomcat process by sending a single GET request. Proof-of-concept exploits have been demonstrated and verified against this vulnerability, and it should be considered easily exploitable for any Metacat deployment < 3.0.0 by any user with access t

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.