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CVE-2026-39623 kutethemes CVE debrief

A high-severity vulnerability, CVE-2026-39623, was found in the Biolife theme, allowing for PHP Local File Inclusion. This issue, with a CVSS score of 7.5, affects the Biolife theme from version n/a through 3.2.3. The vulnerability is an Improper Control of Filename for Include/Require Statement in PHP Program, also known as PHP Remote File Inclusion. It allows attackers to include local files, potentially leading to code execution. Users of the Biolife theme, particularly those with versions up to 3.2.3, should be aware of this vulnerability and take necessary actions to secure their installations. High priority should be given to updating the Biolife theme to a version beyond 3.2.3, as this vulnerability allows for potential code execution. Limited details are available about the specific attack vectors or exploitability, but the CVSS score indicates high severity. The CVE record was published on 2026-04-08T09:16:32.547Z and was last modified on 2026-07-24T21:10:00.143Z. The NVD entry is currently Deferred.

Vendor
kutethemes
Product
Biolife
CVSS
HIGH 7.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-04-08
Original CVE updated
2026-07-24
Advisory published
2026-04-08
Advisory updated
2026-07-24

Who should care

Users of the Biolife theme, particularly those with versions up to 3.2.3, should be aware of this vulnerability and take necessary actions to secure their installations.

Technical summary

The CVE-2026-39623 vulnerability is an Improper Control of Filename for Include/Require Statement in PHP Program, also known as PHP Remote File Inclusion. It allows attackers to include local files, potentially leading to code execution. The vulnerability has a CVSS score of 7.5 and is classified as HIGH severity.

Defensive priority

High priority should be given to updating the Biolife theme to a version beyond 3.2.3, as this vulnerability allows for potential code execution.

Recommended defensive actions

  • Update the Biolife theme to the latest version available, ensuring version 3.2.3 or lower is not in use.
  • Review server configurations to restrict file inclusion to only necessary files and directories.
  • Implement web application firewalls (WAFs) to detect and block suspicious file inclusion attempts.
  • Regularly monitor for and apply security patches to the Biolife theme and related components.
  • Consider using a security scanner to identify potential vulnerabilities in the environment.

Evidence notes

The CVE record was published on 2026-04-08T09:16:32.547Z and was last modified on 2026-07-24T21:10:00.143Z. The NVD entry is currently Deferred. Limited details are available about the specific attack vectors or exploitability, but the CVSS score indicates high severity.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-39623 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-39623

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-39623 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-39623

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.