All vulnerabilities

Servers and applications

CVE-2016-4447

The xmlParseElementDecl function in parser.c in libxml2 before 2.9.4 allows context-dependent attackers to cause a denial of service (heap-based buffer underread and application crash) via a crafted file, involving xmlParseName.

Severity
High 7.5
Published
9 Jun 2016
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
14% in the next 30 daysHigher than 96% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
Memory buffer errors (CWE-119)
Attack
Over the network · No login needed · No user action needed
Attacker can
Take it down
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Sources
NVD

Affected software

SoftwareAffected versions
libxml2Servers and applications · cpe:a:xmlsoft:libxml2
  • Every version up to 2.9.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2016-4447
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2016-4447