CVE-2026-79992

CVSS 7.8 (high) · published 2026-08-25

A flaw was found in Emacs TRAMP. A local attacker could exploit this vulnerability by processing maliciously crafted filenames. This occurs because TRAMP concatenates login arguments without proper sanitization, which are then passed to a local shell. Successful exploitation could lead to arbitrary code execution.

Weakness: CWE-78

Source: NVD CVE-2026-79992

References

• https://access.redhat.com/errata/RHSA-2026:80506
• https://access.redhat.com/errata/RHSA-2026:80507
• https://access.redhat.com/errata/RHSA-2026:84591
• https://access.redhat.com/errata/RHSA-2026:98574
• https://access.redhat.com/security/cve/CVE-2026-79992
• https://bugzilla.redhat.com/show_bug.cgi?id=2523665
• http://www.openwall.com/lists/oss-security/2026/08/26/15
• http://www.openwall.com/lists/oss-security/2026/10/11/1
• http://www.openwall.com/lists/oss-security/2026/10/14/4

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