CVE-2026-42711: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in 10Web Slider by 10Web

CVE-2026-42711 is an unauthenticated cross-site scripting (XSS) vulnerability in Slider by 10Web versions up to and including 1.2.63. The flaw is due to improper neutralization of input during web page generation (CWE-79), which allows attackers to inject malicious scripts that execute in the context of the victim's browser. The CVSS 3.1 base score is 7.1, reflecting network attack vector, low attack complexity, no privileges required, user interaction required, and impacts on confidentiality, integrity, and availability. No patch or remediation information is provided in the available data.

Successful exploitation can lead to execution of arbitrary scripts in the context of the victim's browser, potentially resulting in data theft, session hijacking, or other malicious actions impacting confidentiality, integrity, and availability. The vulnerability is exploitable remotely without authentication but requires user interaction.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, consider applying web application firewall (WAF) rules to detect and block XSS payloads targeting this plugin and limit exposure by restricting access where possible.