What is CVE-2023-5109?

CVE-2023-5109 is a medium-severity vulnerability in Ironikus Wp Mailto Links, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2023-10-20.

How severe is CVE-2023-5109?

Medium severity. CVSS v3 base score is 6.4 out of 10.

Is CVE-2023-5109 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Ironikus Wp Mailto Links

CVE-2023-5109

The WP Mailto Links – Protect Email Addresses plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'wpml_mailto' shortcode in versions up to, and including, 3.1.3 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This was partially patched in version 3.1.3 and fully patched in version 3.1.4.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.004 (34.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Ironikus Wp_mailto_links
Onlineoptimisation Wp Mailto Links – Protect Email Addresses — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

security@wordfence.com (Third Party Advisory)
security@wordfence.com (Exploit)

Frequently asked questions

What is CVE-2023-5109?: CVE-2023-5109 is a medium-severity vulnerability in Ironikus Wp Mailto Links, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2023-10-20.
How severe is CVE-2023-5109?: Medium severity. CVSS v3 base score is 6.4 out of 10.
Is CVE-2023-5109 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.