CVE-2026-6861
MEDIUMEmacs: emacs: memory corruption vulnerability when processing svg css
Title source: cnaDescription
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.
References (2)
Core 2
Core References
Vdb Entry, X_Refsource_Redhat vdb-entry
x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2026-6861
Issue Tracking, X_Refsource_Redhat issue-tracking
x_refsource_redhat
RHBZ#2459992
https://bugzilla.redhat.com/show_bug.cgi?id=2459992
Scores
CVSS v3
6.1
EPSS
0.0011
EPSS Percentile
1.4%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-193
Status
published
Products (6)
gnu/emacs
28.1 - 30.2
Red Hat/Red Hat Enterprise Linux 10
Red Hat/Red Hat Enterprise Linux 6
Red Hat/Red Hat Enterprise Linux 7
Red Hat/Red Hat Enterprise Linux 8
Red Hat/Red Hat Enterprise Linux 9
Published
Apr 22, 2026
Tracked Since
Apr 22, 2026