AUGUST 4, 2026
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Case File

CVE-2020-4877

CRITICAL · CVSS 9.8 EPSS 0.90%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-01-21 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. See the original NVD description below for full technical details.

CVE
CVE-2020-4877
Severity
CRITICAL
CVSS
9.8
EPSS
0.90%

Original NVD Description

IBM Cognos Controller 10.4.0, 10.4.1, and 10.4.2 could be vulnerable to unauthorized modifications by using public fields in public classes. IBM X-Force ID: 190843.

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