VULNERABILITY INTELLIGENCE

CVE-2026-26740

CVSS score8.2 HIGH
EPSS probability0.64%
CISA KEVNot currently listed
Published2026-03-18
Last modified2026-07-23
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Description

Buffer Overflow vulnerability in giflib v.5.2.2 allows a remote attacker to cause a denial of service via the EGifGCBToExtension overwriting an existing Graphic Control Extension block without validating its allocated size.

Weakness classification

  • 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-787
  • 0b0ca135-0b70-47e7-9f44-1890c2a1c46c: CWE-787

Primary references