GNU Emacs before 31.2 (and TRAMP through 2.8.2) allows OS command injection via a filename because tramp-user-regexp has an incomplete list of disallowed inputs. NOTE: this issue exists because of an incomplete fix for CVE-2026-79992.

HighVendor CVSS 7.8 / 10 2 CVEs Published Oct 13, 2026 at 1:14 AM UTC

Summary

Mariner

Release Notes

Oct 13, 2026 at 1:14 AM UTC
Published by Microsoft Security Response Center
The publication date reported by the vendor.
Oct 13, 2026 at 10:45 AM UTC
Added to SecurityAlert
We collected the advisory from the official source.
Oct 21, 2026 at 1:15 AM UTC
Confirmed at the source
Our collector saw this advisory during a later source check.

Details collected from Microsoft Security Response Center.

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