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By the Year

In 2024 there have been 0 vulnerabilities in Claws Mail . Claws Mail did not have any published security vulnerabilities last year.

Year Vulnerabilities Average Score
2024 0 0.00
2023 0 0.00
2022 0 0.00
2021 1 6.10
2020 2 8.65
2019 0 0.00
2018 0 0.00

It may take a day or so for new Claws Mail vulnerabilities to show up in the stats or in the list of recent security vulnerabilties. Additionally vulnerabilities may be tagged under a different product or component name.

Recent Claws Mail Security Vulnerabilities

textview_uri_security_check in textview.c in Claws Mail before 3.18.0

CVE-2021-37746 6.1 - Medium - July 30, 2021

textview_uri_security_check in textview.c in Claws Mail before 3.18.0, and Sylpheed through 3.7.0, does not have sufficient link checks before accepting a click.

Open Redirect

In imap_scan_tree_recursive in Claws Mail through 3.17.6, a malicious IMAP server can trigger stack consumption

CVE-2020-16094 7.5 - High - July 28, 2020

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.

Stack Exhaustion

common/session.c in Claws Mail before 3.17.6 has a protocol violation

CVE-2020-15917 9.8 - Critical - July 23, 2020

common/session.c in Claws Mail before 3.17.6 has a protocol violation because suffix data after STARTTLS is mishandled.

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