CVE-2026-115968

Full vulnerability record from the local CVENow database.

Description

Deserialization of Untrusted Data vulnerability in Ultimate Member Ultimate Member ultimate-member allows Object Injection.This issue affects Ultimate Member: from n/a through 2.13.1.

Severity

CRITICAL

CVSS score

9.8 (v3.1)

Vulnerability status

Deferred

Source identifier

[email protected]

Published

2026-10-28 14:16:58.013000

Last modified

2026-10-28 16:17:06.427000

View original CVE JSON

{
  "id": "CVE-2026-115968",
  "sourceIdentifier": "[email protected]",
  "published": "2026-10-28T14:16:58.013",
  "lastModified": "2026-10-28T16:17:06.427",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Deserialization of Untrusted Data vulnerability in Ultimate Member Ultimate Member ultimate-member allows Object Injection.This issue affects Ultimate Member: from n/a through 2.13.1."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Ultimate Member",
          "product": "Ultimate Member",
          "defaultStatus": "unaffected",
          "collectionURL": "https://wordpress.org/plugins",
          "packageName": "ultimate-member",
          "versions": [
            {
              "version": "0",
              "lessThanOrEqual": "2.13.1",
              "versionType": "custom",
              "status": "affected",
              "changes": [
                {
                  "at": "2.14.0",
                  "status": "unaffected"
                }
              ]
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-10-28T15:56:48.987963Z",
          "id": "CVE-2026-115968",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-502"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://patchstack.com/database/wordpress/plugin/ultimate-member/vulnerability/wordpress-ultimate-member-plugin-2-13-1-php-object-injection-vulnerability?_s_id=cve",
      "source": "[email protected]"
    }
  ]
}