CVE-2026-8870CWE-79

Team Master <= 1.1.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes

Medium · published May 27, 2026

CVSS v3.1
6.4
EPSS
0%
Percentile
16.9
In the wild
Unconfirmed
What it is

The Team Master – A Modern WordPress Team Showcase plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 1.1.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The record
Technical detail
CVSS v3.1
6.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00261 · 16.9th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-05-27T05:31Z
EPSS history
Timeline
  • 27 MAY 05:31Z
    Team Master <= 1.1.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes
    cvelistv5