How severe is CVE-2025-6740?

CVE-2025-6740 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-6740 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-6740?

CVE-2025-6740 affects Ciphercoin Contact Form 7 Database Addon. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-6740?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-6740 have an EU (EUVD) identifier?

Yes. CVE-2025-6740 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19965.

When was CVE-2025-6740 published?

CVE-2025-6740 was published on 2025-07-04 and last updated on 2026-06-17.

CVE-2025-6740

CVE-2025-6740 is a medium-severity vulnerability in Ciphercoin Contact Form 7 Database Addon with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-19965
Weakness: CWE-79
Affected product: Ciphercoin Contact Form 7 Database Addon
Published: 2025-07-04
Last modified: 2026-06-17

Description

The Contact Form 7 Database Addon plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘tmpD’ parameter in all versions up to, and including, 1.3.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Frequently asked questions

What is CVE-2025-6740?: The Contact Form 7 Database Addon plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘tmpD’ parameter in all versions up to, and including, 1.3.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
How severe is CVE-2025-6740?: CVE-2025-6740 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-6740 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-6740?: CVE-2025-6740 affects Ciphercoin Contact Form 7 Database Addon. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-6740?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-6740 have an EU (EUVD) identifier?: Yes. CVE-2025-6740 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19965.
When was CVE-2025-6740 published?: CVE-2025-6740 was published on 2025-07-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ciphercoin:contact_form_7_database_addon:*:*:*:*:*:wordpress:*:*

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CVE-2021-36886 — Medium (CVSS 6.5): Cross-Site Request Forgery (CSRF) vulnerability discovered in Contact Form 7 Database Addon – CFDB7 WordPress plugin…
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