Low 2.4Published Jun 6, 2026

CVE-2026-11434FluentCMS Blocks Plugin blocks cross site scripting

Updated under an hour ago (Oct 27, 2026, 6:30 PM ET)

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It affects n/a FluentCMS. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for n/a FluentCMS

Exploited in the last 30 days

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.

CVSS: 2.4 LOW (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
Weakness (CWE): CWE-79, CWE-94
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Jun 10, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

n/a FluentCMS fluentcms:fluentcms	0.0.5	CNA record

References

References

https://vuldb.com/vuln/369014	vdb-entry
https://vuldb.com/vuln/369014/cti	signature, permissions-required
https://vuldb.com/cve/CVE-2026-11434	third-party-advisory
https://vuldb.com/submit/821094	third-party-advisory
https://karinagante.github.io/cve-2026-11434/	related
https://karinagante.github.io/cve-2026-11434/#proof-of-concept-poc	exploit
https://hackmd.io/@noka/BkHdIMFAWx	related

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.