Quick answers
- Is CVE-2026-39745 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-39745 being exploited in the wild.
- How severe is CVE-2026-39745?
- High severity, with a CVSS score of 7.1, published 6 October 2026.
- Which products and versions are affected?
- BestWebSoft Contact Form to DB 1.7.6 and earlier.
- Is there a fix for CVE-2026-39745?
- No fixed version is recorded yet. Use Patchstack or similar WordPress security solution to apply a mitigation rule that blocks exploitation attempts until an official patch is available. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-39745 attacked?
- It is attacked over the network, in a web application.
- Am I affected by CVE-2026-39745?
- Check whether you run BestWebSoft Contact Form to DB at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
How to fix
Use Patchstack or similar WordPress security solution to apply a mitigation rule that blocks exploitation attempts until an official patch is available.
Technical details
The vulnerability is an unauthenticated cross-site scripting (XSS) flaw in Contact Form to DB by BestWebSoft versions 1.7.6 and earlier. The attack does not require authentication but user interaction may be needed for successful exploitation. An attacker can inject malicious JavaScript into the application to execute arbitrary code in the context of affected users' browsers.
Affected products
- BestWebSoft Contact Form to DB 1.7.6 and earlier
Timeline
- 2026-10-05: disclosed
- 2026-10-06: advisory