AUGUST 4, 2026
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Case File

CVE-2021-39906

HIGH · CVSS 8.7 EPSS 60.73%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-11-05 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.7. It affects Java, GitLab. Its EPSS score suggests a 60.7% probability of exploitation in the next 30 days.

CVE
CVE-2021-39906
Severity
HIGH
CVSS
8.7
EPSS
60.73%
Java GitLab

Original NVD Description

Improper validation of ipynb files in GitLab CE/EE version 13.5 and above allows an attacker to execute arbitrary JavaScript code on the victim's behalf.

Related CVEs

Other vulnerabilities affecting the same vendor(s)