CVE-2026-103339CWE-79cross-site-scripting

CVE-2026-103339

Medium · published October 1, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
2.4
In the wild
Unconfirmed
What it is

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Wpmet Metform metform allows Stored XSS.This issue affects Metform: from n/a through 4.3.0.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00130 · 2.4th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-10-01T17:17Z
References (1)
https://patchstack.com/database/wordpress/plugin/metform/vulnerability/wordpress-metform-plugin-4-3-0-cross-site-scripting-xss-vulnerability?_s_id=cve · [email protected]
EPSS history
Timeline
  • 03 OCT 03:41Z
    EPSS moved — → 0%
    epss
  • 01 OCT 12:34Z
    WordPress Metform plugin <= 4.3.0 - Cross Site Scripting (XSS) vulnerability
    cvelistv5