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Claws Mail

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10 CVEs • 4 products

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CVEs (10)

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3Claws Mail
FedoraprojectSylpheed Project
3Claws Mail
FedoraSylpheed
Nov 21, 2024
Jul 30, 2021
N/A· v4
6.1 MEDIUM· v3
5.8 MEDIUM· v2
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.
2Claws Mail
Fedoraproject
2Claws Mail
Fedora
Nov 21, 2024
Jul 28, 2020
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
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.
3Claws Mail
FedoraprojectOpensuse
4Backports Sle
Claws MailFedora+1 more
Nov 21, 2024
Jul 23, 2020
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
common/session.c in Claws Mail before 3.17.6 has a protocol violation because suffix data after STARTTLS is mishandled.
1Claws Mail
1Vcalendar
Nov 21, 2024
Nov 25, 2019
N/A· v4
5.5 MEDIUM· v3
2.1 LOW· v2
Claws Mail vCalendar plugin: credentials exposed on interface
1Claws Mail
1Mail
Nov 21, 2024
Apr 7, 2019
N/A· v4
4.3 MEDIUM· v3
4.3 MEDIUM· v2
In Claws Mail 3.14.1, an attacker in possession of S/MIME or PGP encrypted emails can wrap them as sub-parts within a crafted multipart email. The encrypted part(s) can further be hidden using HTML/CSS or ASCII newline c...Show more
In Claws Mail 3.14.1, an attacker in possession of S/MIME or PGP encrypted emails can wrap them as sub-parts within a crafted multipart email. The encrypted part(s) can further be hidden using HTML/CSS or ASCII newline characters. This modified multipart email can be re-sent by the attacker to the intended receiver. If the receiver replies to this (benign looking) email, they unknowingly leak the plaintext of the encrypted message part(s) back to the attacker.Show less
1Claws Mail
1Claws Mail
May 6, 2026
Apr 11, 2016
N/A· v4
7.3 HIGH· v3
7.5 HIGH· v2
Stack-based buffer overflow in the conv_euctojis function in codeconv.c in Claws Mail 3.13.1 allows remote attackers to have unspecified impact via a crafted email, involving Japanese character set conversion. NOTE: thi...Show more
Stack-based buffer overflow in the conv_euctojis function in codeconv.c in Claws Mail 3.13.1 allows remote attackers to have unspecified impact via a crafted email, involving Japanese character set conversion. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-8614.Show less
2Claws Mail
Opensuse
3Claws Mail
LeapOpensuse
May 6, 2026
Apr 11, 2016
N/A· v4
7.3 HIGH· v3
7.5 HIGH· v2
Multiple stack-based buffer overflows in the (1) conv_jistoeuc, (2) conv_euctojis, and (3) conv_sjistoeuc functions in codeconv.c in Claws Mail before 3.13.1 allow remote attackers to have unspecified impact via a crafte...Show more
Multiple stack-based buffer overflows in the (1) conv_jistoeuc, (2) conv_euctojis, and (3) conv_sjistoeuc functions in codeconv.c in Claws Mail before 3.13.1 allow remote attackers to have unspecified impact via a crafted email, involving Japanese character set conversion.Show less
2Claws Mail
Opensuse
2Claws Mail
Opensuse
May 6, 2026
Oct 15, 2014
N/A· v4
N/A· v3
6.8 MEDIUM· v2
plugins/rssyl/feed.c in Claws Mail before 3.10.0 disables the CURLOPT_SSL_VERIFYHOST check for CN or SAN host name fields, which makes it easier for remote attackers to spoof servers and conduct man-in-the-middle (MITM)...Show more
plugins/rssyl/feed.c in Claws Mail before 3.10.0 disables the CURLOPT_SSL_VERIFYHOST check for CN or SAN host name fields, which makes it easier for remote attackers to spoof servers and conduct man-in-the-middle (MITM) attacks.Show less
1Claws Mail
1Claws Mail
Apr 29, 2026
Oct 22, 2012
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The strchr function in procmime.c in Claws Mail (aka claws-mail) 3.8.1 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted email.
1Claws Mail
1Claws Mail Tools
Apr 23, 2026
Dec 4, 2007
N/A· v4
N/A· v3
3.6 LOW· v2
sylprint.pl in claws mail tools (claws-mail-tools) allows local users to overwrite arbitrary files via a symlink attack on the sylprint.[USER].[PID] temporary file.