A seamonkey security update is available for Slackware 14.2 and -current to fix security issues.

slackware-security: seamonkey (SSA:2020-124-01)

New seamonkey packages are available for Slackware 14.2 and -current to fix security issues.

Here are the details from the Slackware 14.2 ChangeLog:
+--------------------------+
patches/packages/seamonkey-2.53.2-i686-1_slack14.2.txz: Upgraded.
This update contains security fixes and improvements.
For more information, see:
https://www.seamonkey-project.org/releases/seamonkey2.53.2
(* Security fix *)
+--------------------------+

Where to find the new packages:
+-----------------------------+

Thanks to the friendly folks at the OSU Open Source Lab
( http://osuosl.org) for donating FTP and rsync hosting
to the Slackware project! :-)

Also see the "Get Slack" section on http://slackware.com for
additional mirror sites near you.

Updated package for Slackware 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware-14.2/patches/packages/seamonkey-2.53.2-i686-1_slack14.2.txz

Updated package for Slackware x86_64 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.2/patches/packages/seamonkey-2.53.2-x86_64-1_slack14.2.txz

Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/xap/seamonkey-2.53.2-i686-1.txz

Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/xap/seamonkey-2.53.2-x86_64-1.txz

MD5 signatures:
+-------------+

Slackware 14.2 package:
b31df88ee17fbbe3477e3b158142365a seamonkey-2.53.2-i686-1_slack14.2.txz

Slackware x86_64 14.2 package:
bbc80a4cd2d6f8e6b441e12ad02695c3 seamonkey-2.53.2-x86_64-1_slack14.2.txz

Slackware -current package:
78dc08ca5edb03c558b3e8cc94eb6cf3 xap/seamonkey-2.53.2-i686-1.txz

Slackware x86_64 -current package:
dd43183983b57970e9530962d1e25a2d xap/seamonkey-2.53.2-x86_64-1.txz

Installation instructions:
+------------------------+

Upgrade the package as root:
# upgradepkg seamonkey-2.53.2-i686-1_slack14.2.txz