PT-2026-26596 · Totalsuite · Totalcontest Lite

Hhhai · Published 2026-03-20 · Updated 2026-03-22 · CVE-2026-0677

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

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

Name of the Vulnerable Software and Affected Versions TotalSuite TotalContest Lite versions through 2.9.1

Description An issue exists in TotalSuite TotalContest Lite that allows for object injection due to the deserialization of untrusted data. This can lead to potential compromise of the system.

Recommendations Versions prior to 2.9.1 should be updated. 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-2026-0677

Affected Products

Totalcontest Lite

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-0677 · Security Note
• https://patchstack.com/database/Wordpress/Plugin/totalcontest-lite/vulnerability/wordpress-totalcontest-lite-plugin-2-9-1-php-object-injection-vulnerability?_s_id=cve · Note
• https://patchstack.com/database/wordpress/plugin/totalcontest-lite/vulnerability/wordpress-totalcontest-lite-plugin-2-9-1-php-object-injection-vulnerability?_s_id=cve · Note
• https://twitter.com/CVEnew/status/2035626995514589464 · Twitter Post