CVE-2021-47929

MEDIUM EPSS 9.2%

Published May 10, 20261mo ago · Modified Jun 17, 20261w ago

5.1 CVSS 4.0

Medium

Published May 10, 2026 1mo ago

Last Modified Jun 17, 2026 1w ago

Description

Filterable Portfolio Gallery 1.0 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious JavaScript by entering payloads in the title field. Attackers can store JavaScript code like image tags with onerror handlers that execute when the gallery is previewed, affecting all users viewing the page.

CVSS Details

Base Score

5.1

Exploitability

—

Impact

—

Vector string

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/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

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction P

Scope X

Threat Intelligence

EPSS Exploit Probability

9.2% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

References 4

filterable-portfolio.com http://www.filterable-portfolio.com/
wordpress.org https://wordpress.org/plugins/fg-gallery/
exploit-db.com https://www.exploit-db.com/exploits/50458
vulncheck.com https://www.vulncheck.com/advisories/wordpress-plugin-filterable-portfolio-gallery-stored-xss

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.