CVE-2013-4179

The security group extension in OpenStack Compute (Nova) Grizzly 2013.1.3, Havana before havana-3, and earlier allows remote attackers to cause a denial of service (resource consumption and crash) via an XML Entity Expansion (XEE) attack. NOTE: this issue is due to an incomplete fix for CVE-2013-1664.

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CVSS v3.1

—

EPSS

2.73%

probability of exploitation in 30 days

CISA KEV

Not listed

no confirmed exploitation reported

News coverage

sources referencing this CVE

EPSS Trend

Aug 16, 2026 → Aug 19, 2026

▲ 0.02pp

2.70% → 2.73% over 2 tracked changes

Connections

3 relationships

CWE-119

source

Timeline

disclosure → media coverage

Sep 16, 2013

Disclosure — published as a CVE record. · last revised by NVD Apr 29, 2026