WP Support Plus Responsive Ticket System WordPress: cross-site scripting (XSS)
WP Support Plus Responsive Ticket System WordPress
Cross-site scripting (XSS) in the WP Support Plus Responsive Ticket System WordPress component. Threat level: High (CVSS 8.8).
Who is affected
This vulnerability affects: WP Support Plus Responsive Ticket System WordPress. If you use this component on your site, check the version and update it as soon as possible.
How dangerous
Rating: High, CVSS 8.8 out of 10. It is worth acting before the flaw is exploited.
What this flaw is
Cross-site scripting (XSS) lets an attacker inject foreign JavaScript into the page, which runs in the browser of a visitor or a logged-in administrator.
The attacker can hijack the session, replace content, or steal data from forms. "Stored" variants are more dangerous, because the code is saved permanently and hits everyone who opens the infected page.
Score breakdown (CVSS vector)
What the CVSS 8.8 rating means in practice:
- The attack can be carried out remotely, over the internet.
- No login or account required.
- Requires user action (e.g. clicking a link).
- At risk: data confidentiality, integrity (data can be altered), site availability.
What to do
- Update the vulnerable component (WP Support Plus Responsive Ticket System WordPress) to the latest version.
- If a patch is not out yet, temporarily disable the vulnerable element.
- Check whether the site has already been attacked: unusual files, new administrator accounts, redirects.
- Make a backup before you start making changes.
Does this flaw affect your site?
We will run a free audit: we check versions, plugins, and configuration, and tell you plainly whether you are safe.
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