This update ships seamonkey to openSUSE Leap 15.3 and Packagehub 15-SP3.
{ "binaries": [ { "seamonkey": "2.53.8.1-6.1", "seamonkey-dom-inspector": "2.53.8.1-6.1", "seamonkey-irc": "2.53.8.1-6.1" } ] }
"https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2021:1129-1.json"