PT-2025-22095 · Unknown · Grand Conference

Bonds · Published 2025-05-19 · Updated 2025-05-19 · CVE-2025-39354

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: Grand Conference versions 5.2 and earlier

Description: The issue is related to Deserialization of Untrusted Data, which allows Object Injection. This can potentially be exploited to execute malicious actions.

Recommendations: For versions 5.2 and earlier, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

CVE-2025-39354

Affected Products

Grand Conference

References · 6

• https://osv.dev/vulnerability/CVE-2025-39354 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-39354 · Security Note
• https://patchstack.com/database/Wordpress/Theme/grandconference/vulnerability/wordpress-grand-conference-theme-5-2-php-object-injection-vulnerability?_s_id=cve · Note
• https://twitter.com/CVEnew/status/1924608818824311236 · Twitter Post
• https://patchstack.com/database/wordpress/plugin/grandconference/vulnerability/wordpress-grand-conference-theme-5-2-php-object-injection-vulnerability?_s_id=cve · Note
• https://t.me/cvetracker/24260 · Telegram Post