CVE-2025-13749 (GCVE-0-2025-13749)

Vulnerability from cvelistv5 – Published: 2026-01-09 05:25 – Updated: 2026-01-09 18:25
VLAI?
Title
Clearfy <= 2.4.0 - Cross-Site Request Forgery to Update Notification Tampering
Summary
The Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.4.0. This is due to missing nonce validation on the "wbcr_upm_change_flag" function. This makes it possible for unauthenticated attackers to disable plugin/theme update notifications via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Severity ?
4.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CWE
  • CWE-352 - Cross-Site Request Forgery (CSRF)
Assigner
References
Impacted products
Vendor Product Version
creativemotion Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer Affected: * , ≤ 2.4.0 (semver)
Create a notification for this product.
Credits
Dmitrii Ignatyev
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-13749",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-01-09T18:25:47.919119Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-01-09T18:25:55.170Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Clearfy Cache \u2013 WordPress optimization plugin, Minify HTML, CSS \u0026 JS, Defer",
          "vendor": "creativemotion",
          "versions": [
            {
              "lessThanOrEqual": "2.4.0",
              "status": "affected",
              "version": "*",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Dmitrii Ignatyev"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The Clearfy Cache \u2013 WordPress optimization plugin, Minify HTML, CSS \u0026 JS, Defer plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.4.0. This is due to missing nonce validation on the \"wbcr_upm_change_flag\" function. This makes it possible for unauthenticated attackers to disable plugin/theme update notifications via a forged request granted they can trick a site administrator into performing an action such as clicking on a link."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-352",
              "description": "CWE-352 Cross-Site Request Forgery (CSRF)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-01-09T05:25:20.788Z",
        "orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
        "shortName": "Wordfence"
      },
      "references": [
        {
          "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/55750dcf-c6ec-4be6-967f-60bf940fa30e?source=cve"
        },
        {
          "url": "https://research.cleantalk.org/cve-2025-13749/"
        },
        {
          "url": "https://plugins.trac.wordpress.org/changeset/3421009/clearfy"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2025-11-18T00:00:00.000+00:00",
          "value": "Discovered"
        },
        {
          "lang": "en",
          "time": "2025-11-26T16:59:18.000+00:00",
          "value": "Vendor Notified"
        },
        {
          "lang": "en",
          "time": "2026-01-08T17:24:32.000+00:00",
          "value": "Disclosed"
        }
      ],
      "title": "Clearfy \u003c= 2.4.0 - Cross-Site Request Forgery to Update Notification Tampering"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
    "assignerShortName": "Wordfence",
    "cveId": "CVE-2025-13749",
    "datePublished": "2026-01-09T05:25:20.788Z",
    "dateReserved": "2025-11-26T16:42:23.521Z",
    "dateUpdated": "2026-01-09T18:25:55.170Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-13749\",\"sourceIdentifier\":\"security@wordfence.com\",\"published\":\"2026-01-09T06:16:00.917\",\"lastModified\":\"2026-01-09T06:16:00.917\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The Clearfy Cache \u2013 WordPress optimization plugin, Minify HTML, CSS \u0026 JS, Defer plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.4.0. This is due to missing nonce validation on the \\\"wbcr_upm_change_flag\\\" function. This makes it possible for unauthenticated attackers to disable plugin/theme update notifications via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security@wordfence.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N\",\"baseScore\":4.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":1.4}]},\"weaknesses\":[{\"source\":\"security@wordfence.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-352\"}]}],\"references\":[{\"url\":\"https://plugins.trac.wordpress.org/changeset/3421009/clearfy\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://research.cleantalk.org/cve-2025-13749/\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://www.wordfence.com/threat-intel/vulnerabilities/id/55750dcf-c6ec-4be6-967f-60bf940fa30e?source=cve\",\"source\":\"security@wordfence.com\"}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-13749\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-01-09T18:25:47.919119Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-01-09T18:25:51.232Z\"}}], \"cna\": {\"title\": \"Clearfy \u003c= 2.4.0 - Cross-Site Request Forgery to Update Notification Tampering\", \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Dmitrii Ignatyev\"}], \"metrics\": [{\"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 4.3, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N\"}}], \"affected\": [{\"vendor\": \"creativemotion\", \"product\": \"Clearfy Cache \\u2013 WordPress optimization plugin, Minify HTML, CSS \u0026 JS, Defer\", \"versions\": [{\"status\": \"affected\", \"version\": \"*\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"2.4.0\"}], \"defaultStatus\": \"unaffected\"}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2025-11-18T00:00:00.000+00:00\", \"value\": \"Discovered\"}, {\"lang\": \"en\", \"time\": \"2025-11-26T16:59:18.000+00:00\", \"value\": \"Vendor Notified\"}, {\"lang\": \"en\", \"time\": \"2026-01-08T17:24:32.000+00:00\", \"value\": \"Disclosed\"}], \"references\": [{\"url\": \"https://www.wordfence.com/threat-intel/vulnerabilities/id/55750dcf-c6ec-4be6-967f-60bf940fa30e?source=cve\"}, {\"url\": \"https://research.cleantalk.org/cve-2025-13749/\"}, {\"url\": \"https://plugins.trac.wordpress.org/changeset/3421009/clearfy\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"The Clearfy Cache \\u2013 WordPress optimization plugin, Minify HTML, CSS \u0026 JS, Defer plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.4.0. This is due to missing nonce validation on the \\\"wbcr_upm_change_flag\\\" function. This makes it possible for unauthenticated attackers to disable plugin/theme update notifications via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-352\", \"description\": \"CWE-352 Cross-Site Request Forgery (CSRF)\"}]}], \"providerMetadata\": {\"orgId\": \"b15e7b5b-3da4-40ae-a43c-f7aa60e62599\", \"shortName\": \"Wordfence\", \"dateUpdated\": \"2026-01-09T05:25:20.788Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-13749\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-01-09T18:25:55.170Z\", \"dateReserved\": \"2025-11-26T16:42:23.521Z\", \"assignerOrgId\": \"b15e7b5b-3da4-40ae-a43c-f7aa60e62599\", \"datePublished\": \"2026-01-09T05:25:20.788Z\", \"assignerShortName\": \"Wordfence\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.