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Case File

CVE-2013-1821

MEDIUM · CVSS 5 EPSS 6.67%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2013-04-09 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.0. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2013-1821
Severity
MEDIUM
CVSS
5
EPSS
6.67%

Original NVD Description

lib/rexml/text.rb in the REXML parser in Ruby before 1.9.3-p392 allows remote attackers to cause a denial of service (memory consumption and crash) via crafted text nodes in an XML document, aka an XML Entity Expansion (XEE) attack.