CVE-2022-4236: unknown welcart e-commerce
Vulnerability summary
CVE-2022-4236 is a medium (CVSS 6.5) vulnerability in unknown welcart e-commerce. EPSS estimates a 0.80% chance of exploitation in the next 30 days, higher than 55.8% of scored vulnerabilities. 1 public exploit is recorded. Fixed in 2.8.5.
Timeline
- 02-01-2023PublishedVulnerability first disclosed.
- 10-04-2025Last modifiedVulnerability information updated.
Description
The Welcart e-Commerce WordPress plugin before 2.8.5 does not validate user input before using it to output the content of a file via an AJAX action available to any authenticated users, which could allow users with a role as low as subscriber to read arbitrary files on the server.
CVSS metrics
3 scores · 3 sources · 1 version- NVDNIST6.5MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- wordfenceSource6.5MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS trend
Probability
0.80%
Chance of exploitation in the next 30 days
Percentile
56%
Versus all other CVEs
30-day change
+0.01 pp
From 0.80% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (wpscan.com)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-552Files or Directories Accessible to External PartiesThe product makes files or directories accessible to unauthorized actors, even though they should not be.
- CWE-200Exposure of Sensitive Information to an Unauthorized ActorThe product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
Affected systems
Unknown1 product
- welcart e-commerce< 2.8.5
Welcart1 product
- welcart_e-commerce< 2.8.5
Wordpress1 product
- usc-e-shop≤ 2.8.4 (fixed in 2.8.5)
3 vendors · 3 products
References
2 links- wpscan.com/vulnerability/436d8894-dab8-41ea-8ed0-a3338aded635ExploitVDB EntryTechnical DescriptionThird Party Advisory