TI-2023-02391 Aliases CVE-2023-2558 GHSA-hm9j-rjfr-655c

Cross-site scripting in realmag777 WPCS – WordPress Currency Switcher Professional

LOW 28CWE-79Published 2023-06-09 · Updated 2026-04-08

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

The WPCS – WordPress Currency Switcher Professional plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's wpcs_current_currency shortcode in versions up to, and including, 1.1.9 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00365 30th percentileScored 2026-11-07

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
realmag777	WPCS – WordPress Currency Switcher Professional	up to 1.1.9	—	No fix listed	CNA

WPCS – WordPress Currency Switcher Professional Vendorrealmag777 Affected up to 1.1.9 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:pluginus:wordpress_currency_switcher_professional::::::wordpress::*	up to 1.1.9	Vulnerable	realmag777

cpe:2.3:a:pluginus:wordpress_currency_switcher_professional:*:*:*:*:*:wordpress:*:* Versions up to 1.1.9 Vulnerable ·realmag777

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-2558
2026-10-03 Alias added: GHSA-hm9j-rjfr-655c

References

Patch 1

https://plugins.trac.wordpress.org/changeset/2911049/currency-switcher

Advisory 1

https://www.wordfence.com/threat-intel/vulnerabilities/id/be054481-89b4-47d8-ad06-8622edea367f?source=cve

TI-2023-02390 Missing authorization in realmag777 WPCS – WordPress Currency Switcher Professional CVSS 3.1MEDIUM 4.3
TI-2023-02388 Missing authorization in realmag777 WPCS – WordPress Currency Switcher Professional CVSS 3.1MEDIUM 4.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences