CVE-2026-48876 HIGH

CVE-2026-48876: WordPress Stop Spammers plugin <= 2026.3 - Cross Site Scripting (XSS) vulnerability

Vendor Web Guy

Product Stop Spammers

Weakness CWE-79 · XSS

Published June 15, 2026

Last update June 16, 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 Stop Spammers <= 2026.3 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Stop Spammers contains 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, deface content, or redirect visitors to phishing sites.

What an attacker can do

03Attacker Capabilities

Inject malicious JavaScript that runs in visitors' browsers, stealing cookies or redirecting them to phishing sites.

Potential impact on your site

04Site Impact

Visitors' sessions and credentials can be compromised; site reputation and user trust are at risk.

Conditions required to exploit

05Prerequisites

No authentication required. Victim must click a malicious link or visit a crafted page.

Key dates

06Disclosure timeline

June 15, 2026 CVE published

June 16, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-48876 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

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