CVE-2021-37746
MEDIUMClaws Mail < 3.18.0 and Sylpheed < 3.7.0 - Open Redirect via Insufficient Link Validation
Title source: llmDescription
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.
References (5)
Core 5
Core References
Various Sources x_refsource_misc
https://git.claws-mail.org/?p=claws.git%3Ba=commit%3Bh=ac286a71ed78429e16c612161251b9ea90ccd431
Patch, Third Party Advisory x_refsource_misc
https://sylpheed.sraoss.jp/sylpheed/v3.7/sylpheed-3.7.0.tar.xz
Patch, Vendor Advisory x_refsource_misc
https://claws-mail.org/download.php?file=releases/claws-mail-3.18.0.tar.xz
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L2QNUIWASJLPUZZKWICGCEGYJZCQE7NH/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RCJXHUSYHGVBSH2ULD7HNXLM7QNRECZ6/
Scores
CVSS v3
6.1
EPSS
0.0048
EPSS Percentile
65.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Details
CWE
CWE-601
Status
published
Products (4)
claws-mail/claws-mail
< 3.18.0
fedoraproject/fedora
33
fedoraproject/fedora
34
sylpheed_project/sylpheed
< 3.7.0
Published
Jul 30, 2021
Tracked Since
Feb 18, 2026