What is CVE-2026-1931?

CVE-2026-1931 is a high-severity vulnerability in Jonschr Rent Fetch, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-02-18.

How severe is CVE-2026-1931?

High severity. CVSS v3 base score is 7.2 out of 10.

XSS in Jonschr Rent Fetch

CVE-2026-1931

The Rent Fetch plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'keyword' parameter in all versions up to, and including, 0.32.4 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (23.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.

Affected products

Jonschr Rent Fetch — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

Frequently asked questions

What is CVE-2026-1931?: CVE-2026-1931 is a high-severity vulnerability in Jonschr Rent Fetch, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-02-18.
How severe is CVE-2026-1931?: High severity. CVSS v3 base score is 7.2 out of 10.