EmbedPress < 4.6.7 - Contributor+ Stored XSS via Instagram Carousel Block Attributes

The EmbedPress WordPress plugin before 4.6.7 does not escape one of its block attributes before outputting it inside an HTML attribute, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks against higher privileged users viewing the post.

Problem type

CWE-79 Cross-Site Scripting (XSS)

Affected products

Unknown

EmbedPress

< 4.6.7 - AFFECTED

References

wpscan.com

https://wpscan.com/vulnerability/ad155ea2-c804-4906-956e-e2da8050d0de/

exploitvdb-entrytechnical-description

GitHub Security Advisories

GHSA-ch5r-8r2c-893j

The EmbedPress WordPress plugin before 4.6.7 does not escape one of its block attributes before...

https://github.com/advisories/GHSA-ch5r-8r2c-893j

nvd.nist.gov

https://nvd.nist.gov/vuln/detail/CVE-2026-85002

wpscan.com

https://wpscan.com/vulnerability/ad155ea2-c804-4906-956e-e2da8050d0de

github.com

https://github.com/advisories/GHSA-ch5r-8r2c-893j

JSON source

https://cveawg.mitre.org/api/cve/CVE-2026-85002

Click to expand

{
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "cveMetadata": {
    "cveId": "CVE-2026-85002",
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "dateUpdated": "2026-09-27T06:00:19.536Z",
    "dateReserved": "2026-09-02T18:25:59.220Z",
    "datePublished": "2026-09-27T06:00:19.536Z",
    "state": "PUBLISHED"
  },
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "shortName": "WPScan",
        "dateUpdated": "2026-09-27T06:00:19.536Z"
      },
      "title": "EmbedPress < 4.6.7 - Contributor+ Stored XSS via Instagram Carousel Block Attributes",
      "descriptions": [
        {
          "lang": "en",
          "value": "The EmbedPress  WordPress plugin before 4.6.7 does not escape one of its block attributes before outputting it inside an HTML attribute, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks against higher privileged users viewing the post."
        }
      ],
      "affected": [
        {
          "vendor": "Unknown",
          "product": "EmbedPress",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.6.7"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "lang": "en",
              "description": "CWE-79 Cross-Site Scripting (XSS)",
              "type": "CWE"
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://wpscan.com/vulnerability/ad155ea2-c804-4906-956e-e2da8050d0de/",
          "tags": [
            "exploit",
            "vdb-entry",
            "technical-description"
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Dthangws",
          "type": "finder"
        },
        {
          "lang": "en",
          "value": "WPScan",
          "type": "coordinator"
        }
      ]
    }
  }
}