id summary reporter owner description type status priority milestone component version severity resolution keywords cc focuses 53464 Source sets not adding to images in block based widgets spacedmonkey flixos90 Similar to #53463. If I insert an image or paragraph / custom html ( that contains html for an image ), in the new block based widget screen, the generated image on the front end does contain the srcset / sizes attributes. See attached screenshot. defect (bug) closed normal 5.8 Widgets 5.8 normal fixed has-patch commit