CVE-2021-4375 json
Welcart e-Commerce < 2.2.8 - Missing Capabilities Check to Information Disclosure
published 2023-06-07 3 y ago modified 2026-06-17 4 mo ago also EUVD-2021-34202
- cvss
- 4.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 49%
- public exploits
- 0
- none known
Summary
The Welcart e-Commerce plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on the usces_download_system_information() function in versions up to, and including, 2.2.7. This makes it possible for authenticated attackers to download information including WordPress settings, plugin settings, PHP settings and server settings.
Patch / fix
- uscnanbu Welcart e-Commerce 2.2.8
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 22 mo ago
Exploit prediction
0.60% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- blog.nintechnet.com https://blog.nintechnet.com/wordpress-welcart-e-commerce-plugin-fixed-vulnerabilities/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
| NVD | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
Affected products
- uscnanbu Welcart e-Commerce
Classification
- Weakness
-
- CWE-862 Missing Authorization
- Technology feeds
References
Sources
- CVE List CVE-2021-4375
- NVD CVE-2021-4375
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