CVE-2026-57349 HIGH

CVE-2026-57349: WordPress WPeMatico RSS Feed Fetcher plugin <= 2.8.17 - Cross Site Scripting (XSS) vulnerability

Vendor Etruel

Product WPeMatico RSS Feed Fetcher

Weakness CWE-79 · XSS

Published July 2, 2026

Last update July 2, 2026

View on NVD All CVEs

CVSS base score

7.1/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction Required

Confidentiality Low

Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

What the vulnerability does

01Description

Unauthenticated Cross Site Scripting (XSS) in WPeMatico RSS Feed Fetcher <= 2.8.17 versions.

Explanation of Vulnerability in Simple Terms

02Summary

WPeMatico RSS Feed Fetcher versions up to 2.8.17 contain a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into web pages viewed by site visitors. The vulnerability requires user interaction—typically clicking a malicious link—and can affect multiple users across the site. An attacker with no authentication can exploit this to steal session cookies, redirect users, or deface content.

What an attacker can do

03Attacker Capabilities

Inject malicious JavaScript that runs in visitors' browsers to steal data, redirect users, or deface the site.

Potential impact on your site

04Site Impact

Visitors' browsers can be compromised; session tokens and personal data may be stolen; site reputation damaged.

Conditions required to exploit

05Prerequisites

Attacker needs no authentication. A site visitor must click a malicious link or visit a compromised page.

Key dates

06Disclosure timeline

July 2, 2026 CVE published

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-57349 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html

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