CVE-2015-2040: Cross-site scripting (XSS) vulnerability in the Contact Form DB (aka CFDB and contact-form-7-to-database-exten

Routine

MEDIUM 4.3DOWNGRADE

CVE-2015-2040 is a medium-severity flaw (CVSS 4.3) affecting contact form db. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in the Contact Form DB (aka CFDB and contact-form-7-to-database-extension) plugin 2.8.26 for WordPress allows remote attackers to inject arbitrary web script or HTML via the submit_time parameter in the CF7DBPluginSubmissions page to wp-admin/admin.php.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	1.6% (top 24%)
CISA exploited list	No
Weakness	CWE-79
Published	2015-02-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: cfdbplugin

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2015-02-20 16:59 UTCPublished CVE record published
2026-06-17 00:23 UTCUpdated Record last modified

cfdbplugin contact form db DOWNGRADE

Affected: 2.8.26

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.8.26

1. Check installed version

apt-cache policy contact-form-db || rpm -q contact-form-db || contact-form-db --version

2. No fixed release: DOWNGRADE to a release before 2.8.26 (Debian / Ubuntu)

apt-cache madison contact-form-db sudo apt install contact-form-db=<VERSION_BEFORE_2.8.26> sudo apt-mark hold contact-form-db

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list contact-form-db sudo dnf downgrade contact-form-db-<VERSION_BEFORE_2.8.26> sudo dnf versionlock add contact-form-db

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
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-2015-2040?

contact form db: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2015-2040 being exploited?

CVE-2015-2040 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-2015-2040 affect?

CVE-2015-2040 affects contact form db. Severity is medium (CVSS 4.3). Cross-site scripting (XSS) vulnerability in the Contact Form DB (aka CFDB and contact-form-7-to-database-extension) plugin 2.8.26 for WordPress allows remote attackers to inject arbitrary web script or HTML via the submit_time parameter in

How urgent is CVE-2015-2040?

Priority 39/100. Public exploit reference

Software pages

WordPress vulnerabilities · PHP vulnerabilities

Related CVEs

CVE-2015-1874 MEDIUM 6.8 DOWNGRADE Cross-site request forgery (CSRF) vulnerability in the Contact Form DB (aka CFDB and contact-form-7-to-databas
CVE-2014-7139 MEDIUM 4.3 UPGRADE Multiple cross-site scripting (XSS) vulnerabilities in the Contact Form DB (aka CFDB and contact-form-7-to-dat

References

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