CVE-2026-77219: GNU Emacs < 31.0.91 Heap Over-Read via PBM/PPM/PGM Image Loader

Overview

Severity

High (CVSS 7.1)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-08-23

Last Updated

2026-09-13

EPSS Score

0.13% (percentile: 2.1%)

Affected Products (2)

Other

• 21314-17084
• 21861-17084

Security Updates (1)

• Security Update

Revision History

• 2026-08-23: Information published.
• 2026-08-24: Information published.
• 2026-09-09: Information published.
• 2026-09-13: Information published.