AUGUST 26, 2026
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Case File

CVE-2026-41839

MEDIUM · CVSS 4.2 EPSS 0.20%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-06-09 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.2. Exploitation may require the attacker to be authenticated.

CVE
CVE-2026-41839
Severity
MEDIUM
CVSS
4.2
EPSS
0.20%

Original NVD Description

A WebFlux application with a compromised subdomain (for example, compromised via cross-site scripting (XSS)) is vulnerable to an escalation attack exchanging a known session ID for that of an authenticated user. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48.

Related CVEs

Other vulnerabilities affecting the same vendor(s)