CVE-2021-4376 json
WooCommerce Multi Currency <= 2.1.17 - Missing Authorization
published 2023-06-07 3 y ago modified 2026-06-17 4 mo ago also EUVD-2021-34203
- 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 WooCommerce Multi Currency plugin for WordPress is vulnerable to Missing Authorization in versions up to, and including, 2.1.17. This makes it possible for authenticated attackers to change the price of a product to an arbitrary value.
Patch / fix
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).
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:N/I:L/A:N |
| NVD | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
Affected products
- villatheme CURCY – Multi Currency for WooCommerce – Smoothly on WooCommerce 9.x
Classification
- Weakness
-
- CWE-862 Missing Authorization
- Technology feeds
References
-
plugins.trac.wordpress.org
/changeset?sfp_email=&sfph_mail=&reponame=&old=2734576%40woo-multi-currency&new=2734576%40woo-multi-currency&s
patch
-
wordfence.com
/threat-intel/vulnerabilities/id/d8a490c6-14c1-4c71-b44c-1e362cc892a8?source=cve
third-party-advisory
-
wpscan.com
/vulnerability/480125bc-bab3-45b8-9325-a4d406655a61
third-party-advisory
-
wordpress.org
/plugins/woo-multi-currency/#developers
product
Sources
- CVE List CVE-2021-4376
- NVD CVE-2021-4376
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.