CVE-2024-28064

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-05-18 · updated 2026-06-17
Weakness: CWE-26

Description

Kiteworks Totemomail 7.x and 8.x before 8.3.0 allows /responsiveUI/EnvelopeOpenServlet messageId directory traversal for unauthenticated file read and delete operations (with displayLoginChunkedImages) and write operations (with storeLoginChunkedImages).

Affected products

Kiteworks Totemomail: from 7.0 before 8.0; from 8.0 before 8.3.0 — fixed in 8.0, 8.3.0

How to fix

Upgrade to a fixed version: Kiteworks Totemomail 8.0, 8.3.0. Check the vendor advisory for mitigations.

References

https://www.objectif-securite.ch/advisories/totemomail-path-traversal.txt
https://www.objectif-securite.ch/advisories/totemomail-path-traversal.txt

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