AUGUST 4, 2026
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Case File

CVE-2021-40511

HIGH · CVSS 7.5 EPSS 0.88%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-06-21 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2021-40511
Severity
HIGH
CVSS
7.5
EPSS
0.88%

Original NVD Description

OBDA systems’ Mastro 1.0 is vulnerable to XML Entity Expansion (aka “billion laughs”) attack allowing denial of service.