PT-2025-42237 · WordPress · Ova Advent

Marco Wotschka · Published 2025-10-15 · Updated 2025-10-15 · CVE-2025-8561

Positive Technologies (AI Summary)

CVSS v3.1

6.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Ova Advent plugin for WordPress versions up to and including 1.1.7

Description The software contains a flaw due to insufficient input sanitization and output escaping on user-supplied attributes within the plugin’s shortcodes. This allows authenticated attackers with contributor-level access or higher to inject arbitrary web scripts into pages. These scripts will execute when a user accesses the affected page.

Recommendations Update the Ova Advent plugin to a version newer than 1.1.7.

Fix

Weakness Enumeration

CWE-87

Related Identifiers

CVE-2025-8561

Affected Products

Ova Advent

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2025-8561 · Security Note
• https://themeforest.net/item/em4u-event-management-multipurpose-wordpress-theme/20846579 · Note
• https://themeforest.net/item/em4u-event-management-multipurpose-wordpress-theme/20846579#item-description__change_log · Note
• https://t.me/cveNotify/138713 · Telegram Post
• https://twitter.com/CVEnew/status/1978562096355741784 · Twitter Post
• https://wordfence.com/threat-intel/vulnerabilities/id/da6bf521-0c22-4839-8fa6-a0d67e28cfbd?source=cve · Note