VULNERABILITY INTELLIGENCE

CVE-2015-5523

CVSS score4.3 MEDIUM
EPSS probability3.84%
CISA KEVNot currently listed
Published2015-08-11
Last modified2026-06-17
CVSS vectorAV:N/AC:M/Au:N/C:N/I:N/A:P

Description

The ParseValue function in lexer.c in tidy before 4.9.31 allows remote attackers to cause a denial of service (crash) via vectors involving multiple whitespace characters before an empty href, which triggers a large memory allocation.

Weakness classification

  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

Primary references