8.3High

CVE-2023-40555WordPress Flatsome Theme <= 3.17.5 is vulnerable to PHP Object Injection

UX-themes Flatsome | Multi-Purpose Responsive WooCommerce Theme Published: 2023-12-20 16:45 (2 years ago)

Description

Deserialization of Untrusted Data vulnerability in UX-themes Flatsome | Multi-Purpose Responsive WooCommerce Theme.This issue affects Flatsome | Multi-Purpose Responsive WooCommerce Theme: from n/a through 3.17.5.

Weakness (CWE): CWE-502

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

Vendor	Product	Versions
UX-themes	Flatsome \| Multi-Purpose Responsive WooCommerce Theme	≤ 3.17.5

References and patches

https://patchstack.com/database/vulnerability/flatsome/wordpress-flatsome-theme-3-17-5-unauthenticated-php-ob… vdb-entry

CVSS score

8.3High

Source: Patchstack · CVSS 3.1

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Changed
Confidentiality: Low
Integrity: Low
Availability: Low

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L

EPSS (chance of exploitation in 30 days)

0.60%

higher than 49% of all CVEs

Timeline

ID reserved2023-08-16
Published2023-12-20 16:45
Reached IP-DB2026-10-24 23:52
Last updated2026-04-28 19:08

Assigned by (CNA): Patchstack

View at source: CVE.org · NVD

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