CVE-2026-6861

A flaw was found in GNU Emacs. This vulnerability, a memory corruption issue, occurs when Emacs processes specially crafted SVG (Scalable Vector Graphics) CSS (Cascading Style Sheets) data. A local user could exploit this by convincing a victim to open a malicious SVG file, which may lead to a denial of service (DoS) or potentially information disclosure.

CVSS 3.1

7.1CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

EPSS

0.1% chance of exploitation in the next 30 days; higher than 1% of CVEs (scores of 2026-10-26)

CWE

CWE-193

Published

2026-04-22

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

Affected

• gnu:emacs

References

• https://access.redhat.com/security/cve/CVE-2026-6861
• https://bugzilla.redhat.com/show_bug.cgi?id=2459992

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