CVE-2021-39312 (GCVE-0-2021-39312)
Vulnerability from cvelistv5 – Published: 2021-12-14 15:50 – Updated: 2025-01-31 18:59Title
True Ranker <= 2.2.2 Directory Traversal/Arbitrary File Read
Summary
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.
Severity
7.5 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-01-31 18:58 UTC
CWE
- CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://www.wordfence.com/vulnerability-advisorie… | x_refsource_MISC |
| https://plugins.trac.wordpress.org/browser/seo-lo… | x_refsource_MISC |
| http://packetstormsecurity.com/files/165434/WordP… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| True Ranker | True Ranker |
Affected:
2.2.2 , ≤ 2.2.2
(custom)
|
guessed |
Date Public
2021-12-13 00:00
Shadowserver
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 179d8cbb-ed4b-41f9-9a45-4a0f1e653683
Exploited: Yes
Characteristics
Severity:
75.0
Timestamps
First Seen: 2025-06-03
Asserted: 2025-06-03
Last Seen: 2026-09-06
Scope
Asset Exposure: ['internet-facing']
Notes: Affected: Wordpress / Wordpress The True Ranker plugin | Class: cms | Severity: High (CVSS 7.5) | IoT: no | In CISA KEV: no | Honeypot connections on 2026-09-06: 39
Evidence
Type: Honeypot
Signal: In The Wild Attempts
Confidence: 70%
Source: shadowserver
Details
| 1D | 2 |
|---|---|
| Iot | no |
| Feed | Shadowserver Foundation honeypot/exploited-vulnerabilities |
| Type | http-scan |
| Class | cms |
| 7D Avg | 1 |
| Vendor | Wordpress |
| 30D Avg | 1 |
| 90D Avg | 1 |
| Product | Wordpress The True Ranker plugin |
| Cisa Kev | no |
| Connections | 39 |
| Observation Date | 2026-09-06 |
| Vulnerability Class | CVSS |
| Vulnerability Score | 7.5 |
| Vulnerability Severity | High |
References
Created: 2026-07-01 05:54 UTC
| Updated: 2026-09-08 01:01 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 44b49934-7130-422e-89c4-cc903fa9181a
Exploited: Yes
Timestamps
First Seen: 2026-01-04
Asserted: 2026-01-04
Scope
Notes: KEVIntel entry: True Ranker <= 2.2.2 Directory Traversal/Arbitrary File Read | Affected: True Ranker / True Ranker | CVSS: 7.5 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: True
Evidence
Type: Public Report
Signal: Successful Exploitation
Confidence: 70%
Source: kevintel
Details
| Feed | KEVIntel (kevintel.com) |
|---|---|
| Title | True Ranker <= 2.2.2 Directory Traversal/Arbitrary File Read |
| Vendor | True Ranker |
| Product | True Ranker |
| Added Date | 2026-01-04T00:00:00.000Z |
| Cvss Score | 7.5 |
| Epss Score | None |
| Cvss Severity | HIGH |
| Epss Percentile | None |
| Used In Malware | unknown |
| Ahead Of Cisa Kev | None |
| Not Yet In Cisa Kev | True |
References
Created: 2026-06-19 12:42 UTC
| Updated: 2026-06-19 12:42 UTC
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]
}
},
"credit": [
{
"lang": "eng",
"value": "p7e4"
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "The True Ranker plugin \u003c= 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."
}
]
},
"generator": {
"engine": "Vulnogram 0.0.9"
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-22 Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39312",
"refsource": "MISC",
"url": "https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39312"
},
{
"name": "https://plugins.trac.wordpress.org/browser/seo-local-rank/tags/2.2.2/admin/vendor/datatables/examples/resources/examples.php",
"refsource": "MISC",
"url": "https://plugins.trac.wordpress.org/browser/seo-local-rank/tags/2.2.2/admin/vendor/datatables/examples/resources/examples.php"
},
{
"name": "http://packetstormsecurity.com/files/165434/WordPress-The-True-Ranker-2.2.2-Arbitrary-File-Read.html",
"refsource": "MISC",
"url": "http://packetstormsecurity.com/files/165434/WordPress-The-True-Ranker-2.2.2-Arbitrary-File-Read.html"
}
]
},
"solution": [
{
"lang": "en",
"value": "Update to version 2.2.4, or newer."
}
],
"source": {
"discovery": "EXTERNAL"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
"assignerShortName": "Wordfence",
"cveId": "CVE-2021-39312",
"datePublished": "2021-12-14T15:50:17.051Z",
"dateReserved": "2021-08-20T00:00:00.000Z",
"dateUpdated": "2025-01-31T18:59:02.895Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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