VULNERABILITY INTELLIGENCE
CVE-2009-2473
CVSS score4.3 MEDIUM
EPSS probability8.44%
CISA KEVNot currently listed
Published2009-08-21
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:N/I:N/A:P
Description
neon before 0.28.6, when expat is used, does not properly detect recursion during entity expansion, which allows context-dependent attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.