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Adopt 02 · The door IBM i desk Oct 26, 2026

This week's IBM i PTFs close auth holes in SST/DST and Navigator, and block old ACS drivers

IBM's latest security bulletins for 7.3 through 7.6 fix improper authentication in SST/DST and Navigator for i, plus flaws in the HTTP Server admin GUI, DCM and zlib, and one PTF blocks connections from older ACS Windows drivers. Apply the PTFs, but upgrade ACS on every PC first so the new block doesn't cut off users still on old drivers.

Source: IT Jungle (The Four Hundred), Oct 26, 2026 · IBM i PTF Guide, Volume 28, Number 37 ↗Approved by Allen

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