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Vulnerability record · CVE-2014-2576 · published 15 October 2014

CVE-2014-2576: Claws-mail vulnerability

Claws Mail · Claws Mail

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.

6.8 CVSS 2.0 Medium EPSS 2.0% · top 19.6% CWE-310 · CWE-310
6.8CVSS 2.0 base score
2.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

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.

AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-updates/2014-10/msg00015.html
http://seclists.org/oss-sec/2014/q1/636
http://secunia.com/advisories/60422
http://sourceforge.net/p/claws-mail/news/2014/05/claws-mail-3100-unleashed/
http://www.thewildbeast.co.uk/claws-mail/bugzilla/show_bug.cgi?id=3106 Vendor Advisory
http://lists.opensuse.org/opensuse-updates/2014-10/msg00015.html
http://seclists.org/oss-sec/2014/q1/636
http://secunia.com/advisories/60422
http://sourceforge.net/p/claws-mail/news/2014/05/claws-mail-3100-unleashed/
http://www.thewildbeast.co.uk/claws-mail/bugzilla/show_bug.cgi?id=3106 Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2014-2576), CISA KEV, FIRST EPSS (scores of 2026-10-17). This page is refreshed as NVD updates the record.