CVE-2026-11434

FluentCMS Blocks Plugin blocks cross site scripting

LOW
2.4
CVSS Score
Published: June 6, 2026 at 02:15 PM UTC
Updated: July 23, 2026 at 07:35 AM UTC
1 product affected across 1 vendorFluentCMS

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Severity
LOW2.4
Exploit prediction
EPSS 0.3%
SSVC
PoC

Description

A weakness has been identified in FluentCMS 0.0.5. The impacted element is an unknown function of the file /admin/blocks of the component Blocks Plugin. This manipulation causes cross site scripting. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (7)

VDB Entry
Source: cverecord
https://vuldb.com/vuln/369014
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/369014/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-11434
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/821094
Related
Source: cverecord
https://hackmd.io/@noka/BkHdIMFAWx

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

2.4LOWVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79CWE-94

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