FluentCMS Blocks Plugin blocks cross site scripting
Summary
| CVE | CVE-2026-11434 |
|---|---|
| State | PUBLISHED |
| Assigner | VulDB |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-06-06 15:16:27 UTC |
| Updated | 2026-06-10 05:16:36 UTC |
| 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. |
Risk And Classification
Primary CVSS: v4.0 1.9 LOW from [email protected]
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS: 0.002750000 probability, percentile 0.189970000 (date 2026-06-16)
Problem Types: CWE-79 | CWE-94 | CWE-79 Cross Site Scripting | CWE-94 Code Injection
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 1.9 | LOW | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/C... |
| 4.0 | CNA | DECLARED | 4.8 | MEDIUM | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P |
| 3.1 | [email protected] | Secondary | 2.4 | LOW | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N |
| 3.1 | CNA | DECLARED | 2.4 | LOW | 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 |
| 3.0 | CNA | DECLARED | 2.4 | LOW | CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R |
| 2.0 | [email protected] | Secondary | 3.3 | AV:N/AC:L/Au:M/C:N/I:P/A:N | |
| 2.0 | CNA | DECLARED | 3.3 | AV:N/AC:L/Au:M/C:N/I:P/A:N/E:POC/RL:ND/RC:UR |
CVSS v4.0 Breakdown
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 Breakdown
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
CVSS v3.0 Breakdown
CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| karinagante.github.io/cve-2026-11434 | [email protected] | karinagante.github.io | |
| vuldb.com/vuln/369014/cti | [email protected] | vuldb.com | |
| vuldb.com/cve/CVE-2026-11434 | [email protected] | vuldb.com | |
| vuldb.com/submit/821094 | [email protected] | vuldb.com | |
| hackmd.io/@noka/BkHdIMFAWx | [email protected] | hackmd.io | |
| karinagante.github.io/cve-2026-11434 | [email protected] | karinagante.github.io | |
| vuldb.com/vuln/369014 | [email protected] | vuldb.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Karina Gante (CVE-Hunters) (en)
CNA: karinagante (VulDB User) (en)
CNA: karinagante (VulDB User) (en)
CNA: VulDB CNA Team (en)
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| CNA | 2026-06-05T02:00:00.000Z | VulDB entry created |
| CNA | 2026-06-06T00:00:00.000Z | Advisory disclosed |
| CNA | 2026-06-10T06:14:22.000Z | VulDB entry last update |