WPeMatico RSS Feed Fetcher < 2.8.27 - Contributor+ Post Publication and Author Spoofing via Campaign Settings

The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.27 does not verify that a user running a feed campaign is permitted to publish content or to attribute posts to another account, allowing users with contributor-level access and above to publish posts live and set any registered user, including an administrator, as the post author.

Problem type

CWE-269 Improper Privilege Management

Affected products

Unknown

WPeMatico RSS Feed Fetcher

< 2.8.27 - AFFECTED

References

wpscan.com

https://wpscan.com/vulnerability/829bfdc3-7a15-4d6a-9782-72d34fd114b7/

exploitvdb-entrytechnical-description

GitHub Security Advisories

GHSA-m259-ww4h-6j9q

The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.27 does not verify that a user running...

https://github.com/advisories/GHSA-m259-ww4h-6j9q

nvd.nist.gov

https://nvd.nist.gov/vuln/detail/CVE-2026-89001

wpscan.com

https://wpscan.com/vulnerability/829bfdc3-7a15-4d6a-9782-72d34fd114b7

github.com

https://github.com/advisories/GHSA-m259-ww4h-6j9q

JSON source

https://cveawg.mitre.org/api/cve/CVE-2026-89001

Click to expand

{
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "cveMetadata": {
    "cveId": "CVE-2026-89001",
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "dateUpdated": "2026-09-27T06:00:21.092Z",
    "dateReserved": "2026-09-10T16:19:20.641Z",
    "datePublished": "2026-09-27T06:00:21.092Z",
    "state": "PUBLISHED"
  },
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "shortName": "WPScan",
        "dateUpdated": "2026-09-27T06:00:21.092Z"
      },
      "title": "WPeMatico RSS Feed Fetcher < 2.8.27 - Contributor+ Post Publication and Author Spoofing via Campaign Settings",
      "descriptions": [
        {
          "lang": "en",
          "value": "The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.27 does not verify that a user running a feed campaign is permitted to publish content or to attribute posts to another account, allowing users with contributor-level access and above to publish posts live and set any registered user, including an administrator, as the post author."
        }
      ],
      "affected": [
        {
          "vendor": "Unknown",
          "product": "WPeMatico RSS Feed Fetcher",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "2.8.27"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "lang": "en",
              "description": "CWE-269 Improper Privilege Management",
              "type": "CWE"
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://wpscan.com/vulnerability/829bfdc3-7a15-4d6a-9782-72d34fd114b7/",
          "tags": [
            "exploit",
            "vdb-entry",
            "technical-description"
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Karthik Ramakrishnan",
          "type": "finder"
        },
        {
          "lang": "en",
          "value": "WPScan",
          "type": "coordinator"
        }
      ]
    }
  }
}