VULNERABILITY INTELLIGENCE

CVE-2022-23852

CVSS score9.8 CRITICAL
EPSS probability5.08%
CISA KEVNot currently listed
Published2022-01-24
Last modified2026-10-14
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Expat (aka libexpat) before 2.4.4 has a signed integer overflow in XML_GetBuffer, for configurations with a nonzero XML_CONTEXT_BYTES.

Weakness classification

  • nvd@nist.gov: CWE-190
  • 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-190

Primary references