cve-2026-58025

MEDIUM CVSS 5.9 cvelistv5
Description

Deserialization of untrusted data vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Import/WikiImporter.Php, includes/Import/WikiRevision.Php, includes/Logging/LogEntryBase.Php. This issue affects MediaWiki: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.

Timeline
Published
2026-07-01 15:23 UTC
Last Modified
2026-07-01
CVSS Details
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
Affected Products
  • Wikimedia Foundation MediaWiki
Weaknesses (CWE)
CWE-502 CWE-94
SSVC (CISA Stakeholder-Specific Vulnerability Categorization) CISA Coordinator v2.0.3
Exploitation
none
Automatable
no
Technical Impact
partial
Decision timestamp
2026-07-01T15:51:46.171460Z

What is SSVC? — CISA's vulnerability-prioritisation framework using a decision tree rather than a single score.

References
Linked Vulnerabilities

No linked vulnerabilities found.

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-58025",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-01T15:51:46.171460Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-01T15:51:56.096Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "MediaWiki",
          "programFiles": [
            "includes/Import/WikiImporter.php",
            "includes/Import/WikiRevision.php",
            "includes/Logging/LogEntryBase.php",
            "https://phabricator.wikimedia.org/T422244"
          ],
          "repo": "https://gerrit.wikimedia.org/g/mediawiki/core/+/refs/heads/master",
          "vendor": "Wikimedia Foundation",
          "versions": [
            {
              "lessThan": "1.46.0, 1.45.4, 1.44.6, 1.43.9",
              "status": "affected",
              "version": "*",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Deserialization of untrusted data vulnerability in Wikimedia Foundation MediaWiki.<p> This vulnerability is associated with program files includes/Import/WikiImporter.Php, includes/Import/WikiRevision.Php, includes/Logging/LogEntryBase.Php.</p><p>This issue affects MediaWiki: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.</p>"
            }
          ],
          "value": "Deserialization of untrusted data vulnerability in Wikimedia Foundation MediaWiki.\n\n This vulnerability is associated with program files includes/Import/WikiImporter.Php, includes/Import/WikiRevision.Php, includes/Logging/LogEntryBase.Php.\n\n\n\nThis issue affects MediaWiki: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "HIGH",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "exploitMaturity": "NOT_DEFINED",
            "privilegesRequired": "HIGH",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "LOW",
            "subConfidentialityImpact": "LOW",
            "subIntegrityImpact": "LOW",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:L/SA:L",
            "version": "4.0",
            "vulnAvailabilityImpact": "LOW",
            "vulnConfidentialityImpact": "LOW",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-502",
              "description": "CWE-502 Deserialization of untrusted data",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-94",
              "description": "CWE-94",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-01T15:23:29.787Z",
        "orgId": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc",
        "shortName": "wikimedia-foundation"
      },
      "references": [
        {
          "url": "https://phabricator.wikimedia.org/T422244"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Remote Code Execution via Unsafe Deserialization in LogItem Import",
      "x_generator": {
        "engine": "Vulnogram 1.0.2"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc",
    "assignerShortName": "wikimedia-foundation",
    "cveId": "CVE-2026-58025",
    "datePublished": "2026-07-01T15:23:29.787Z",
    "dateReserved": "2026-06-27T13:32:37.577Z",
    "dateUpdated": "2026-07-01T15:51:56.096Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}
View JSON API Download JSON