High severity · published Aug 19, 2026
CVE-2026-16617
Simple File List <= 6.3.11 - Unauthenticated Stored XSS via File Description
8.8
CVSS
0.5%
EPSS
No
On KEV
Description
The Simple File List WordPress plugin through 6.3.11 does not properly sanitise and escape a file's description before outputting it on the public file list, allowing unauthenticated users (when front-end file management is enabled) to perform Stored Cross-Site Scripting attacks that execute in the browser of any visitor viewing the list.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SF
Simple File List ·
through 6.3.11 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-16617
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-16617
wpscan.com
https://wpscan.com/vulnerability/fc51a940-8e67-45d0-b47d-b16da288ebb3/
More from Simple File List
8.6
CVE-2026-16616
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6.5
CVE-2022-3208
Simple File List < 4.4.13 - Page Creation via CSRF
5.4
CVE-2024-10146
Simple File List < 6.1.13 - Reflected Cross-Site Scripting
4.8
CVE-2022-3207
Simple File List < 4.4.12 - Admin+ Stored Cross-Site Scripting