XSS in Tagdiv Composer

CVE-2023-3170

The tagDiv Composer WordPress plugin before 4.2, used as a companion by the Newspaper and Newsmag themes from tagDiv, does not validate and escape some settings, which could allow users with Admin privileges to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.004 (30.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • contact@wpscan.com (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2023-3170?
CVE-2023-3170 is a medium-severity vulnerability in Tagdiv Composer, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2023-09-11.
How severe is CVE-2023-3170?
Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2023-3170 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.