Vulnerability-Lookup

FKIE_CVE-2021-38342

Vulnerability from fkie_nvd - Published: 2021-08-30 19:15 - Updated: 2026-06-17 04:01

Severity

8.1 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
8.1 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H

Summary

The Nested Pages WordPress plugin <= 3.1.15 was vulnerable to Cross-Site Request Forgery via the `npBulkAction`s and `npBulkEdit` `admin_post` actions, which allowed attackers to trash or permanently purge arbitrary posts as well as changing their status, reassigning their ownership, and editing other metadata.

References

URL	Tags
security@wordfence.com	https://www.wordfence.com/blog/2021/08/nested-pages-pat%E2%80%A6on-vulnerability/
nvd@nist.gov	https://www.wordfence.com/vulnerability-advisories/	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://www.wordfence.com/blog/2021/08/nested-pages-pat%E2%80%A6on-vulnerability/

Impacted products

	Vendor	Product	Version
	kylephillips	nested_pages	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Nested Pages",
          "vendor": "Kyle Phillips",
          "versions": [
            {
              "lessThanOrEqual": "3.1.15",
              "status": "affected",
              "version": "3.1.15",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "security@wordfence.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:kylephillips:nested_pages:*:*:*:*:*:wordpress:*:*",
              "matchCriteriaId": "F4866837-A4BC-4BFE-858F-D4E464A6FAB5",
              "versionEndIncluding": "3.1.15",
              "vulnerable": true
            }
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          "negate": false,
          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Nested Pages WordPress plugin \u003c= 3.1.15 was vulnerable to Cross-Site Request Forgery via the `npBulkAction`s and `npBulkEdit` `admin_post` actions, which allowed attackers to trash or permanently purge arbitrary posts as well as changing their status, reassigning their ownership, and editing other metadata."
    },
    {
      "lang": "es",
      "value": "El plugin Nested Pages WordPress versiones anteriores a 3.1.15 incluy\u00e9ndola, era vulnerable a un ataque de tipo Cross-Site Request Forgery por medio de las acciones \"npBulkAction\"s y \"npBulkEdit\" \"admin_post\", que permit\u00eda a atacantes eliminar o purgar permanentemente entradas arbitrario, as\u00ed como cambiar su estado, reasignar su propiedad y editar otros metadatos."
    }
  ],
  "id": "CVE-2021-38342",
  "lastModified": "2026-06-17T04:01:54.330",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.1,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.2,
        "source": "security@wordfence.com",
        "type": "Secondary"
      },
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        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.1,
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          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.2,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-08-30T19:15:09.263",
  "references": [
    {
      "source": "security@wordfence.com",
      "url": "https://www.wordfence.com/blog/2021/08/nested-pages-pat%E2%80%A6on-vulnerability/"
    },
    {
      "source": "nvd@nist.gov",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.wordfence.com/vulnerability-advisories/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://www.wordfence.com/blog/2021/08/nested-pages-pat%E2%80%A6on-vulnerability/"
    }
  ],
  "sourceIdentifier": "security@wordfence.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-352"
        }
      ],
      "source": "security@wordfence.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-352"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2021-38342 (GCVE-0-2021-38342)

Vulnerability from cvelistv5 – Published: 2021-08-30 18:05 – Updated: 2024-09-17 00:56

Title

Nested Pages <= 3.1.15 Cross-Site Request Forgery to Arbitrary Post Deletion and Modification

Summary

Severity

8.1 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H

CWE

CWE-352 - Cross-Site Request Forgery (CSRF)

Assigner

Wordfence mitre root

References

1 reference

URL	Tags
https://www.wordfence.com/blog/2021/08/nested-pag…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Kyle Phillips	Nested Pages	Affected: 3.1.15 , ≤ 3.1.15 (custom)

Date Public

2021-08-25 00:00

Credits

Ramuel Gall, Wordfence

Show details on NVD website

JSON

To clipboard

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      "source": {
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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.

Detection rules are retrieved from Rulezet.

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.

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.