WordPress WP OpenSearch plugin <= 1.0 - Cross Site Scripting (XSS) vulnerability

published 2025-01-31 21 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-3330

cvss: 7.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 26%
public exploits: 0; none known

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in sav WP OpenSearch wp-opensearch allows Stored XSS.This issue affects WP OpenSearch: from n/a through <= 1.0.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 21 mo ago (2025-01-31)

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% 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

sav WP OpenSearch

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/Wordpress/Plugin/wp-opensearch/vulnerability/wordpress-wp-opensearch-plugin-1-0-cross-site-scripting
vdb-entry

Sources

CVE List CVE-2025-23671
NVD CVE-2025-23671

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.

Summary