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cformsII security & vulnerabilities

cforms2— active installsLast vulnerability Jun 1, 2026

No known unpatched vulnerabilities in the latest version

All 13 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.

13Known vulnerabilities
  • Critical2
  • High4
  • Medium7
  • Low0
Vulnerabilities per year
2010: 2 vulnerabilities2102014: 2 vulnerabilities2142015: 1 vulnerability1152017: 2 vulnerabilities2172019: 1 vulnerability1192023: 1 vulnerability1232024: 2 vulnerabilities2242026: 2 vulnerabilities226

All cformsII vulnerabilities

cformsII vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting
≤15.1.3Update to 15.1.4
CVE-2026-39435
Medium4.3Cross-Site Request Forgery
≤15.1.3Update to 15.1.4
CVE-2026-39436
High7.2Unauthenticated Stored Cross-Site Scripting
≤15.0.6Update to 15.0.7
CVE-2024-22149
Medium4.4Authenticated (Administrator+) Stored Cross-Site Scripting
≤15.0.6Update to 15.0.7
CVE-2023-52203
Medium4.3Cross-Site Request Forgery leading to Settings Updates
≤15.0.4Update to 15.0.5
CVE-2023-25449
High8.8Unauthenticated HTML Injection & Cross-Site Request Forgery
<15.0.2Update to 15.0.2
CVE-2019-15238
Medium6.1Cross-Site Scripting
≤14.13.2Update to 14.13.3
CVE-2017-18559
High7.2Authenticated SQL Injection
<14.13Update to 14.13
CVE-2017-18570
Critical9.8SQL Injection
<14.6.10Update to 14.6.10
CVE-2015-9333
Critical9.8Arbitrary File Upload
<14.8Update to 14.8
CVE-2014-9473
Medium6.1Cross-Site Scripting
≤13.1Update to 13.2
CVE-2014-10377
Medium5.3CAPTCHA Bypass
≤14.10.1Update to 14.11
—
Medium6.1Cross-Site Scripting
≤11.5Update to 11.6.1
CVE-2010-3977

cformsII: common questions

Does cformsII have known vulnerabilities?

Yes. VulnCrest Radar lists 13 known vulnerabilities in cformsII: 2 critical, 4 high, 7 medium. None are known to affect version null.

How do I check which version of cformsII I run?

In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.

What is the most recent cformsII vulnerability?

CVE-2026-39435, published Jun 1, 2026: cformsII <= 15.1.3 - Unauthenticated Stored Cross-Site Scripting. Severity: High (CVSS 7.2).

Is any cformsII vulnerability listed in CISA KEV?

No. None of the known cformsII vulnerabilities is currently listed in the CISA KEV catalog.

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