CVE-2020-16094

PoC —

CVSS 3.1

7.5 high

EPSS

2%p77

Published

Jul 28, 2020 (Jul 28, 2020)

Modified

Jun 17, 2026

Description

In imap_scan_tree_recursive in Claws Mail through 3.17.6, a malicious IMAP server can trigger stack consumption because of unlimited recursion into subdirectories during a rebuild of the folder tree.

Vendors: claws-mail fedoraproject
Products: claws-mail, fedora
Weakness: CWE-674
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.8%)

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