WooCommerce Multi Currency <= 2.1.17 - Missing Authorization
Priority LOW 30CWE-862Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.
Summary
The WooCommerce Multi Currency plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on the wmc_bulk_fixed_price function in versions up to, and including, 2.1.17. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to make changes to product prices.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00795 56th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| VillaTheme | CURCY - WooCommerce Multi Currency - Currency Switcher | up to 2.1.17 | — | No fix listed | CNA |
- CURCY - WooCommerce Multi Currency - Currency Switcher VendorVillaTheme Affected up to 2.1.17 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:villatheme:woocommerce_multi_currency:*:*:*:*:*:wordpress:*:* | before 2.1.18 | Vulnerable | VillaTheme |
- cpe:2.3:a:villatheme:woocommerce_multi_currency:*:*:*:*:*:wordpress:*:* Versions before 2.1.18 Vulnerable ·VillaTheme
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-4379
- 2026-10-03 Alias added: GHSA-4hwc-qxww-8xr8
References
Sources
- CVE-2021-4379 · CVE Program
- CVE-2021-4379 · NVD
- FIRST EPSS
- GHSA-4hwc-qxww-8xr8 · GitHub Advisory Database · CC BY 4.0
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