CVE-2021-47929CWE-79

WordPress Plugin Filterable Portfolio Gallery 1.0 Stored XSS

Medium · published May 10, 2026

CVSS v4.0
5.1
EPSS
0%
Percentile
8.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.1 · MEDIUM
Vector
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
EPSS
0.00193 · 8.5th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-05-10T12:43Z
EPSS history
Timeline
  • 10 MAY 12:43Z
    WordPress Plugin Filterable Portfolio Gallery 1.0 Stored XSS
    cvelistv5