PT-2026-23248 · Boldthemes · Celeste

João Pedro S Alcântara + 1 · Published 2026-03-05 · Updated 2026-03-05 · CVE-2026-27369

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions BoldThemes Celeste versions through 1.3.6

Description A flaw exists in BoldThemes Celeste that allows for object injection due to deserialization of untrusted data. This issue could potentially allow an attacker to compromise the system.

Recommendations Update BoldThemes Celeste to a version later than 1.3.6.

Fix

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

CVE-2026-27369

Affected Products

Celeste

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-27369 · Security Note
• https://twitter.com/CVEnew/status/2029654782894379014 · Twitter Post
• https://patchstack.com/database/Wordpress/Theme/celeste/vulnerability/wordpress-celeste-theme-1-3-6-php-object-injection-vulnerability?_s_id=cve · Note