AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2011-4815

HIGH · CVSS 7.8 EPSS 4.21%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2011-12-30 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.8. It may lead to a denial-of-service condition.

CVE
CVE-2011-4815
Severity
HIGH
CVSS
7.8
EPSS
4.21%

Original NVD Description

Ruby (aka CRuby) before 1.8.7-p357 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table.