PT-2026-23269 · Themerex · Tennis Club

Tran Nguyen Bao Khanh · Published 2026-03-05 · Updated 2026-03-05 · CVE-2026-27437

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions ThemeREX Tennis Club versions through 1.2.3

Description The software contains a flaw due to deserialization of untrusted data, which can lead to object injection.

Recommendations Update Tennis Club to a version later than 1.2.3.

Fix

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

CVE-2026-27437

Affected Products

Tennis Club

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-27437 · Security Note
• https://twitter.com/CVEnew/status/2029654761276915818 · Twitter Post
• https://patchstack.com/database/Wordpress/Theme/tennis-sportclub/vulnerability/wordpress-tennis-club-theme-1-2-3-php-object-injection-vulnerability?_s_id=cve · Note