CVE-2026-66639
WordPress WPZOOM Forms – Contact Form plugin for Gutenberg plugin <= 2.0.4 - Cross Site Scripting (XSS) vulnerability
Contributor Cross Site Scripting (XSS) in WPZOOM Forms – Contact Form Plugin for Gutenberg <= 2.0.4 versions.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
6.5
WordPress WPZOOM Forms – Contact Form plugin for Gutenberg plugin <= 2.0.4 - Cross Site Scripting (XSS) vulnerability
Contributor Cross Site Scripting (XSS) in WPZOOM Forms – Contact Form Plugin for Gutenberg <= 2.0.4 versions.
- Record
CVE-2026-66639- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2026-60924
6.5
Contributor Cross Site Scripting (XSS) in WPZOOM Forms – Contact Form Plugin for Gutenberg <= 2.0.4 versions.
- Record
EUVD-2026-60924- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-h6x2-x854-wf57
6.5
Contributor Cross Site Scripting (XSS) in WPZOOM Forms – Contact Form Plugin for Gutenberg <= 2.0...
Contributor Cross Site Scripting (XSS) in WPZOOM Forms – Contact Form Plugin for Gutenberg <= 2.0.4 versions.
- Record
GHSA-h6x2-x854-wf57- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
6.5
Contributor Cross Site Scripting (XSS) in WPZOOM Forms – Contact Form Plugin for Gutenberg <= 2.0.4 versions.
- Record
CVE-2026-66639- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-66639 is a medium vulnerability (CVSS 6.5) in Wpzoom Forms – Contact Form Plugin For Gutenberg, published August 18, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.22%, the 13th percentile. No source names a fixed version.