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CVE-2026-77219: Emacs 0 to before 31.0.91
CVE-2026-77219. CVSS 3.1 base score 7.1 (HIGH, Vendor/CNA). EPSS 0.00128 (percentile 0.0217), scored 11-Oct-2026.
Affected technology
Emacs · 0 to before 31.0.91
GNU
Description’s affected range: before 31.0.91
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 4.0): Local · No privileges required · Passive user interaction
What an attacker can do
An attacker can leak heap memory contents by supplying a crafted image with large dimensions and an elevated max color index. Vendor/CNA’s CVSS 4.0 assessment (base score 6.9/10) rates confidentiality and availability impact as high; integrity impact as none.
- CWE
- CWE-125, CWE-190
- CCR priority
- 28.4 /100 (P4)
- CVSS 3.1
- 7.1 /10 · CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H · Vendor/CNA
- EPSS
- 0.00128 · percentile 0.0217 · 2026-10-11
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-12 16:54:24.294989+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-77219.html