CVE-2022-4237

The Welcart e-Commerce WordPress plugin before 2.8.6 does not validate user input before using it in file_exist() functions via various AJAX actions available to any authenticated users, which could allow users with a role as low as subscriber to perform PHAR deserialisation when they can upload a file and a suitable gadget chain is present on the blog

CVSS v3.1

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

1.07% chance of exploitation in the next 30 days, 63th percentile

Published

2023-01-02

Updated

2025-04-10

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/7a4b790c-49ae-46bc-9544-e188deae243f

References

• CVE Record
• NVD entry

Related

• CVE-2022-4236
• CVE-2022-4239
• CVE-2022-4235
• CVE-2022-4242
• CVE-2022-4231
• CVE-2022-4243