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cpe:2.3:a:h2o:h2o:3.40.0.4:*:*:*:*:python:*:*

part: a version: 3.40.0.4 update: *

VendorH2O (3b753936-2877-50f1-8c44-0a7de135f14b)
ProductH2O (f795f18d-466a-5993-a0ab-29d4f9eb94b1)
Edition*
Language*
Software edition*
Target softwarepython
Target hardware*
Other*
NotesImported from purl2cpe mapping

PURL mappings

PURLSourceLast updated
pkg:deb/debian/h2o purl2cpe 2026-06-01 10:18:04.817244
pkg:deb/ubuntu/h2o purl2cpe 2026-06-01 10:18:04.817246
pkg:github/h2o/h2o purl2cpe 2026-06-01 10:18:04.817247
pkg:rpm/opensuse/h2o purl2cpe 2026-06-01 10:18:04.817249

Vulnerability references

IdentifiercpeApplicabilitySubmitteddb.gcve.eu detailsRationale
CVE:CVE-2024-5550 vulnerable 2026-06-08 06:56:16.520615 Exposure of Sensitive Information via Arbitrary System Path Lookup in h2oai/h2o-3
MEDIUM (5.3)
In h2oai/h2o-3 version 3.40.0.4, an exposure of sensitive information vulnerability exists due to an arbitrary system path lookup feature. This vulnerability allows any remote user to view full paths in the entire file system where h2o-3 is hosted. Specifically, the issue resides in the Typeahead API call, which when requested with a typeahead lookup of '/', exposes the root filesystem including directories such as /home, /usr, /bin, among others. This vulnerability could allow attackers to explore the entire filesystem, and when combined with a Local File Inclusion (LFI) vulnerability, could make exploitation of the server trivial.
Published: 2024-06-06T18:18:36.358Z
Updated: 2025-10-15T12:49:42.613Z
Reference links
Imported from gcve-enriched-dumps CVE data

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