PatchTheCVECVE-2025-15705: The Contact Form by Supsystic WordPress plugin before 1.8.0 does not sanitise and escape a form name, allowin
CVE-2025-15705 is a high-severity flaw (CVSS n/a) affecting contact form by supsystic. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
The Contact Form by Supsystic WordPress plugin before 1.8.0 does not sanitise and escape a form name, allowing users with access to the form editor to inject arbitrary web scripts that execute when another user views the form. On multisite installations, where administrators do not hold the unfiltered_html capability, this crosses a privilege boundary.
Why this priority
- No elevated risk signals yet
A fixed release or distro patch exists.
Risk facts
| CVSS score | n/a (High) |
| EPSS exploit chance | 0.2% (top 96%) |
| CISA exploited list | No |
| Published | 2026-10-25 |
| Last modified | 2026-10-25 |
Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2025-15705?
contact form by supsystic: upgrade to 1.8.0. Exact commands for each OS are on this page.
Is CVE-2025-15705 being exploited?
CVE-2025-15705 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2025-15705 affect?
CVE-2025-15705 affects contact form by supsystic. Severity is high (CVSS n/a). The Contact Form by Supsystic WordPress plugin before 1.8.0 does not sanitise and escape a form name, allowing users with access to the form editor to inject arbitrary web scripts that execute when another user views the form. On multisite
How urgent is CVE-2025-15705?
Priority 1/100. No elevated risk signals yet.