github - ghsa-8p5x-g3gq-fwxp

GHSA-8P5X-G3GQ-FWXP

Vulnerability from github – Published: 2025-09-17 12:30 – Updated: 2025-09-17 12:30

Details

The Sydney theme for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'activate_modules' function in all versions up to, and including, 2.56. This makes it possible for authenticated attackers, with Subscriber-level access and above, to activate or deactivate various theme modules.

Severity ?

5.3 (Medium)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2025-8999"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-862"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-09-17T12:15:38Z",
    "severity": "MODERATE"
  },
  "details": "The Sydney theme for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the \u0027activate_modules\u0027 function in all versions up to, and including, 2.56. This makes it possible for authenticated attackers, with Subscriber-level access and above, to activate or deactivate various theme modules.",
  "id": "GHSA-8p5x-g3gq-fwxp",
  "modified": "2025-09-17T12:30:58Z",
  "published": "2025-09-17T12:30:58Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-8999"
    },
    {
      "type": "WEB",
      "url": "https://themes.trac.wordpress.org/browser/sydney/2.55/inc/classes/class-sydney-modules.php#L166"
    },
    {
      "type": "WEB",
      "url": "https://themes.trac.wordpress.org/browser/sydney/2.55/inc/modules/class-sydney-modules.php#L72"
    },
    {
      "type": "WEB",
      "url": "https://themes.trac.wordpress.org/changeset/288374"
    },
    {
      "type": "WEB",
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/965582c6-a52e-4f88-81ef-b5dd761a0c23?source=cve"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2025-8999 (GCVE-0-2025-8999)

Vulnerability from cvelistv5 – Published: 2025-09-17 11:25 – Updated: 2025-09-17 13:07

Title

Sydney <= 2.56 - Missing Authorization to Authenticated (Subscriber+) Limited Theme Options Update

Summary

Severity ?

5.3 (Medium)


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

CWE

CWE-862 - Missing Authorization

Assigner

Wordfence

References

URL

Tags

	https://www.wordfence.com/threat-intel/vulnerabil…
	https://themes.trac.wordpress.org/browser/sydney/…
	https://themes.trac.wordpress.org/browser/sydney/…
	https://themes.trac.wordpress.org/changeset/288374/

Impacted products

	Vendor	Product	Version
	athemes	Sydney	Affected: * , ≤ 2.56 (semver)

Credits

Dmitrii Ignatyev

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-8999",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-09-17T13:06:54.201065Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-09-17T13:07:02.567Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Sydney",
          "vendor": "athemes",
          "versions": [
            {
              "lessThanOrEqual": "2.56",
              "status": "affected",
              "version": "*",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Dmitrii Ignatyev"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The Sydney theme for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the \u0027activate_modules\u0027 function in all versions up to, and including, 2.56. This makes it possible for authenticated attackers, with Subscriber-level access and above, to activate or deactivate various theme modules."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-862",
              "description": "CWE-862 Missing Authorization",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-17T11:25:55.832Z",
        "orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
        "shortName": "Wordfence"
      },
      "references": [
        {
          "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/965582c6-a52e-4f88-81ef-b5dd761a0c23?source=cve"
        },
        {
          "url": "https://themes.trac.wordpress.org/browser/sydney/2.55/inc/classes/class-sydney-modules.php#L166"
        },
        {
          "url": "https://themes.trac.wordpress.org/browser/sydney/2.55/inc/modules/class-sydney-modules.php#L72"
        },
        {
          "url": "https://themes.trac.wordpress.org/changeset/288374/"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2025-08-15T15:11:05.000+00:00",
          "value": "Vendor Notified"
        },
        {
          "lang": "en",
          "time": "2025-09-16T00:00:00.000+00:00",
          "value": "Disclosed"
        }
      ],
      "title": "Sydney \u003c= 2.56 - Missing Authorization to Authenticated (Subscriber+) Limited Theme Options Update"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
    "assignerShortName": "Wordfence",
    "cveId": "CVE-2025-8999",
    "datePublished": "2025-09-17T11:25:55.832Z",
    "dateReserved": "2025-08-13T18:26:47.098Z",
    "dateUpdated": "2025-09-17T13:07:02.567Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

Action not permitted

GHSA-8P5X-G3GQ-FWXP

CVE-2025-8999 (GCVE-0-2025-8999)

Tags

Sightings

Nomenclature