What is CVE-2022-4666?

CVE-2022-4666 is a medium-severity vulnerability in Terakoya Markup \(Json-Ld\) Structured In Schema.org, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 5.4/10. Published 2023-02-21.

How severe is CVE-2022-4666?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2022-4666 known to be exploited?

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

Vulnerability in Terakoya Markup \(Json-Ld\) Structured In Schema.org

CVE-2022-4666

The Markup (JSON-LD) structured in schema.org WordPress plugin through 4.8.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

EPSS: 0.005 (38.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Terakoya Markup_\(json-ld\)_structured_in_schema.org
Unknown Markup (Json-ld) Structured In Schema.org — versions 0

Public proof-of-concept exploits

20142995/nuclei-templates

References

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

Frequently asked questions

What is CVE-2022-4666?: CVE-2022-4666 is a medium-severity vulnerability in Terakoya Markup \(Json-Ld\) Structured In Schema.org, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 5.4/10. Published 2023-02-21.
How severe is CVE-2022-4666?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2022-4666 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.