Software1 hOctober 18, 2026, 23:20

Chrome 158 removes XSLT on Nov 17: what breaks and how to fix it

On November 17, 2026, Chrome 158 disables XSLT on Stable, with Edge 159 following in mid-December and Firefox planning removal in August 2027. Styled RSS feeds, sitemap.xml pretty views and JavaScript XSLTProcessor calls will break, while server-side XSLT and crawlers are unaffected.

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Chrome 158 removes XSLT on Nov 17: what breaks and how to fix it

Chrome 158 disables XSLT on Nov 17, 2026; Edge 159 follows in mid-December
XSLTEnabled policy and Origin Trial end in Chrome 176 in August 2027
Styled RSS, sitemap.xml and new XSLTProcessor() break, including RD Web Access
The WebAssembly xslt-polyfill restores about 82% of genuinely broken sites

#Google#Chrome#Microsoft#Edge

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