Is CVE-2026-8211 actively exploited?

No active exploitation of CVE-2026-8211 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-8211 be exploited remotely?

Yes. CVE-2026-8211 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-8211?

CVE-2026-8211 has a CVSS score of 4.7 (MEDIUM).

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MEDIUM

CVE-2026-8211

CWE-74Published: May 9, 2026· Updated: May 13, 2026

4.7

CVSS v3.1

EPSS:0.04%probability of exploitation in 30 daysPercentile:12.1th

Official Description

A vulnerability was detected in codelibs Fess up to 15.5.1. Affected by this issue is the function update of the file org/codelibs/fess/app/web/admin/design/AdminDesignAction.java of the component JSP File Handler. The manipulation of the argument content results in code injection. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

NVD Source

Technical Analysis

CVE-2026-8211 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.