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CVE-2023-5387: funnelforms vulnerability
CVE-2023-5387: medium vulnerability affecting funnelforms. Check CVSS, KEV status, business impact and recommended administrator actions.
- CVSS
- 4.3 MEDIUM
- EPSS
- 32.99%
- Known exploited
- not in KEV
- Product
- funnelforms
What is known
The Funnelforms Free plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the fnsf_af2_trigger_dark_mode function in versions up to, and including, 3.4. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to enable or disable the dark mode plugin setting.
Business impact
Successful exploitation of CVE-2023-5387, a medium vulnerability (CVSS 4.3) affecting funnelforms, may affect the confidentiality, integrity or availability of the vulnerable environment. The exact impact depends on the installed version, exposed interfaces and deployment configuration.
Recommended administrator action
Confirm whether funnelforms is present and compare installed versions with the vendor advisory and NVD record. Apply the vendor patch or documented mitigation; until remediation is complete, reduce exposure of affected interfaces, review relevant logs and monitor for indicators of exploitation. DataHouse can support version verification, managed patching, network exposure reduction, log review and backup validation for dedicated, cloud and colocated environments.