Issues

• 1.8.2: intermittent HTTP response corruption on keep-alive connections (regression from the CVE-2026-87776 fix)

  expressjs/compression#296 · Filter by author ReDodge opened on Oct 13, 2026

• Compression middleware changes behavior of undefined statusText in writeHead

  bug
  Bug

  expressjs/compression#254 · Filter by author Siretu opened on Sep 5, 2025
  2

• Compression v2

  expressjs/compression#234 · Filter by author bjohansebas opened on May 15, 2025
  

• Allow to choose the PREFERRED_ENCODING order

  awaiting more infobug
  expressjs/compression#220 · Filter by author aannoune opened on Feb 12, 2025
  11

• Support zstd

  enhancementfuture
  expressjs/compression#217 · Filter by author bjohansebas opened on Feb 8, 2025
  4

• Express returns a non-compliant HTTP/206 response when gzip is enabled

  expressjs/compression#185 · Filter by author mscbpi opened on Oct 20, 2023
  9

• "drain" event listener leak when unpiping to response

  bug
  expressjs/compression#135 · Filter by author zbjornson opened on Mar 21, 2018
  2

• Support for Node.js 8 native http2

  help wanted
  expressjs/compression#122 · Filter by author michael42 opened on Oct 12, 2017
  17

  

• Allow users to pass in their own compression-stream function

  ideas
  expressjs/compression#59 · Filter by author nickdesaulniers opened on Oct 26, 2015
  22

• callback parameter is missing from 'write' and 'end' methods

  bug
  expressjs/compression#46 · Filter by author thunder7553 opened on Jul 9, 2015
  14

  

• Weaken outgoing ETags

  enhancement
  expressjs/compression#45 · Filter by author dougwilson opened on Jun 9, 2015 · 2.0
  1

  

• option to disable DEFLATE encoding

  enhancement
  expressjs/compression#25 · Filter by author gfemec opened on Jan 1, 2015 · 2.0
  12