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Vulnerabilities

Vulnerability · CVE-2021-39312

trueranker true_ranker Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Published Jun 3, 2025 · catalog updated Jun 3, 2025 · trueranker true_ranker Improper Limitation

Patch now

CVE-2021-39312 is in the CISA known-exploited catalog. Confirm trueranker true_ranker Improper Limitation against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (trueranker true_ranker Improper Limitation).
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
77.94%
Remediation
Remediation guidance
Affected products
stated true_ranker · vendor trueranker true_ranker

The True Ranker plugin <= 2.2.2 for WordPress allows arbitrary files, including sensitive configuration files such as wp-config.php, to be accessed via the src parameter found in the ~/admin/vendor/datatables/examples/resources/examples.php file.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • stated true_ranker<= 2.2.2
  • vendor trueranker true_rankerversion unspecified

How to fix CVE-2021-39312

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2021-39312 is in the CISA known-exploited catalog. Confirm trueranker true_ranker Improper Limitation against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with <= 2.2.2. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 77.94%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

WordPress security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 3, 2025 · VulnCheck KEV

    Detected

    The True Ranker plugin <= 2.2.2 for WordPress allows arbitrary files, including sensitive configuration files such as wp-config.php, to be accessed via the src parameter found in the ~/admin/vendor/datatables/examples/resources/examples.php file.

  2. Jun 3, 2025 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2021-39312

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2021-39312

    30-day exploitation probability 77.9%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2021-39312

    The True Ranker plugin <= 2.2.2 for WordPress allows arbitrary files, including sensitive configuration files such as wp-config.php, to be accessed via the src parameter found in the ~/admin/vendor/datatables/examples/resources/examples.php file.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.