CVE catalog

CVE-2026-108976

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

[CVE catalog]

Severity: High · CVSS 7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published: Oct 11, 2026, 8:11:10 PM UTC
Updated: Oct 11, 2026, 9:16:43 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.65% · Oct 25, 2026

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.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	emacs	sid	`1:30.2+1-11`	not affected
Debian	emacs	forky	`1:30.2+1-11`	not affected
Debian	emacs	trixie	`1:30.1+1-6+deb13u1`	not affected
Debian	emacs	trixie-security	`1:30.1+1-6+deb13u1`	not affected
Debian	emacs	bookworm	`1:28.2+1-15+deb12u4`	not affected
Debian	emacs	bookworm-security	`1:28.2+1-15+deb12u4`	not affected
Suse	emacs	linux enterprise module for basesystem 15 sp7	`27.2-150400.3.37.1`	fixed
Suse	emacs	linux enterprise module for desktop applications 15 sp7	`27.2-150400.3.37.1`	fixed
Suse	emacs	linux enterprise high performance computing 15 sp4-espos	`27.2-150400.3.37.1`	fixed
Suse	emacs	linux enterprise high performance computing 15 sp4-ltss	`27.2-150400.3.37.1`	fixed
Suse	emacs	linux enterprise high performance computing 15 sp5-espos	`27.2-150400.3.37.1`	fixed
Suse	emacs	linux enterprise high performance computing 15 sp5-ltss	`27.2-150400.3.37.1`	fixed
Suse	emacs	linux enterprise server 15 sp4-ltss	`27.2-150400.3.37.1`	fixed
Suse	emacs	linux enterprise server 15 sp5-ltss	`27.2-150400.3.37.1`	fixed
Suse	emacs	linux enterprise server 15 sp6-ltss	`27.2-150400.3.37.1`	fixed
Suse	emacs	linux enterprise server for sap applications 15 sp4	`27.2-150400.3.37.1`	fixed
Suse	emacs	linux enterprise server for sap applications 15 sp5	`27.2-150400.3.37.1`	fixed
Suse	emacs	linux enterprise server for sap applications 15 sp6	`27.2-150400.3.37.1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	emacs	source	sid	`Not affected`	unimportant	Not reported	Not reported
Debian	emacs	source	forky	`Not affected`	unimportant	Not reported	Not reported
Debian	emacs	source	trixie	`Not affected`	unimportant	Not reported	Not reported
Debian	emacs	source	bookworm	`Not affected`	unimportant	Not reported	Not reported
Suse	emacs	rpm	linux enterprise module for basesystem 15 sp7	`27.2-150400.3.37.1`	Not reported	SUSE-SU-2026:4893-1	Not reported
Suse	emacs	rpm	linux enterprise module for desktop applications 15 sp7	`27.2-150400.3.37.1`	Not reported	SUSE-SU-2026:4893-1	Not reported
Suse	emacs	rpm	linux enterprise high performance computing 15 sp4-espos	`27.2-150400.3.37.1`	Not reported	SUSE-SU-2026:4893-1	Not reported
Suse	emacs	rpm	linux enterprise high performance computing 15 sp4-ltss	`27.2-150400.3.37.1`	Not reported	SUSE-SU-2026:4893-1	Not reported
Suse	emacs	rpm	linux enterprise high performance computing 15 sp5-espos	`27.2-150400.3.37.1`	Not reported	SUSE-SU-2026:4893-1	Not reported
Suse	emacs	rpm	linux enterprise high performance computing 15 sp5-ltss	`27.2-150400.3.37.1`	Not reported	SUSE-SU-2026:4893-1	Not reported
Suse	emacs	rpm	linux enterprise server 15 sp4-ltss	`27.2-150400.3.37.1`	Not reported	SUSE-SU-2026:4893-1	Not reported
Suse	emacs	rpm	linux enterprise server 15 sp5-ltss	`27.2-150400.3.37.1`	Not reported	SUSE-SU-2026:4893-1	Not reported
Suse	emacs	rpm	linux enterprise server 15 sp6-ltss	`27.2-150400.3.37.1`	Not reported	SUSE-SU-2026:4893-1	Not reported
Suse	emacs	rpm	linux enterprise server for sap applications 15 sp4	`27.2-150400.3.37.1`	Not reported	SUSE-SU-2026:4893-1	Not reported
Suse	emacs	rpm	linux enterprise server for sap applications 15 sp5	`27.2-150400.3.37.1`	Not reported	SUSE-SU-2026:4893-1	Not reported
Suse	emacs	rpm	linux enterprise server for sap applications 15 sp6	`27.2-150400.3.37.1`	Not reported	SUSE-SU-2026:4893-1	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[emacs]Not affected
Details (6)
- 1:28.2+1-15+deb12u4 · all · bookworm
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · all · bookworm
  Not affected
  nvd · emacs · debian · bookworm
- 1:30.1+1-6~bpo12+1 · all · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm
- 1:30.1+1-6~bpo12+1 · all · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · all · bookworm-security
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · all · bookworm-security
  Not affected
  nvd · emacs · debian · bookworm
[emacs-bin-common]Not affected
Source package: [emacs]
Details (6)
- 1:28.2+1-15+deb12u4 · amd64 · bookworm
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · arm64 · bookworm
  Not affected
  nvd · emacs · debian · bookworm
- 1:30.1+1-6~bpo12+1 · amd64 · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm
- 1:30.1+1-6~bpo12+1 · arm64 · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · amd64 · bookworm-security
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · arm64 · bookworm-security
  Not affected
  nvd · emacs · debian · bookworm
[emacs-common]Not affected
Source package: [emacs]
Details (6)
- 1:28.2+1-15+deb12u4 · all · bookworm
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · all · bookworm
  Not affected
  nvd · emacs · debian · bookworm
- 1:30.1+1-6~bpo12+1 · all · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm
- 1:30.1+1-6~bpo12+1 · all · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · all · bookworm-security
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · all · bookworm-security
  Not affected
  nvd · emacs · debian · bookworm
[emacs-el]Not affected
Source package: [emacs]
Details (6)
- 1:28.2+1-15+deb12u4 · all · bookworm
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · all · bookworm
  Not affected
  nvd · emacs · debian · bookworm
- 1:30.1+1-6~bpo12+1 · all · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm
- 1:30.1+1-6~bpo12+1 · all · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · all · bookworm-security
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · all · bookworm-security
  Not affected
  nvd · emacs · debian · bookworm
[emacs-gtk]Not affected
Source package: [emacs]
Details (6)
- 1:28.2+1-15+deb12u4 · amd64 · bookworm
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · arm64 · bookworm
  Not affected
  nvd · emacs · debian · bookworm
- 1:30.1+1-6~bpo12+1 · amd64 · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm
- 1:30.1+1-6~bpo12+1 · arm64 · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · amd64 · bookworm-security
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · arm64 · bookworm-security
  Not affected
  nvd · emacs · debian · bookworm
[emacs-lucid]Not affected
Source package: [emacs]
Details (6)
- 1:28.2+1-15+deb12u4 · amd64 · bookworm
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · arm64 · bookworm
  Not affected
  nvd · emacs · debian · bookworm
- 1:30.1+1-6~bpo12+1 · amd64 · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm
- 1:30.1+1-6~bpo12+1 · arm64 · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · amd64 · bookworm-security
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · arm64 · bookworm-security
  Not affected
  nvd · emacs · debian · bookworm
[emacs-nox]Not affected
Source package: [emacs]
Details (6)
- 1:28.2+1-15+deb12u4 · amd64 · bookworm
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · arm64 · bookworm
  Not affected
  nvd · emacs · debian · bookworm
- 1:30.1+1-6~bpo12+1 · amd64 · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm
- 1:30.1+1-6~bpo12+1 · arm64 · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · amd64 · bookworm-security
  Not affected
  nvd · emacs · debian · bookworm
- 1:28.2+1-15+deb12u4 · arm64 · bookworm-security
  Not affected
  nvd · emacs · debian · bookworm
[emacs-pgtk]Not affected
Source package: [emacs]
Details (2)
- 1:30.1+1-6~bpo12+1 · amd64 · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm
- 1:30.1+1-6~bpo12+1 · arm64 · bookworm-backports
  Not affected
  nvd · emacs · debian · bookworm

Observed: Oct 27, 2026, 4:45:22 AM UTC

References

[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]