Vulnerability Database

300,445

Total vulnerabilities in the database

CVE-2010-4657

PHP5 before 5.4.4 allows passing invalid utf-8 strings via the xmlTextWriterWriteAttribute, which are then misparsed by libxml2. This results in memory leak into the resulting output.

  • Published: Nov 13, 2019
  • Updated: Nov 9, 2025
  • CVE: CVE-2010-4657
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:P/I:N/A:N

CWEs:

Software From Fixed in
php / php 5.0.0 5.4.4
redhat / enterprise_linux 6.0 6.0.x
redhat / enterprise_linux 5.0 5.0.x
debian / debian_linux 8.0 8.0.x