WordPress Kwayy HTML Sitemap plugin <= 4.0 - CSRF to Stored XSS vulnerability

published 2026-07-23 3 mo ago modified 2026-10-24 16 d ago also EUVD-2026-48140

cvss: 7.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.1%; EPSS 0.1% chance of exploitation in 30 days, percentile 2%
public exploits: 0; none known

Unauthenticated Cross Site Request Forgery (CSRF) in Kwayy HTML Sitemap <= 4.0 versions.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 3 mo ago (2026-07-23)

Exploit prediction

0.13% chance of exploitation in the next 30 days, higher than 2% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Affected products

Bimal Rekhadiya Kwayy HTML Sitemap

Classification

Weakness

CWE-352 Cross-Site Request Forgery

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/kwayy-html-sitemap/vulnerability/wordpress-kwayy-html-sitemap-plugin-4-0-csrf-to-st
vdb-entry

Sources

CVE List CVE-2026-65539
NVD CVE-2026-65539

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary