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2 vulnerabilities by Wikipedia

CVE-2018-25246 (GCVE-0-2018-25246)

Vulnerability from cvelistv5 – Published: 2026-04-04 19:59 – Updated: 2026-04-04 19:59
VLAI?
Title
Wikipedia 12.0 Denial of Service via Search
Summary
Wikipedia 12.0 contains a denial of service vulnerability that allows unauthenticated attackers to crash the application by submitting oversized input through the search functionality. Attackers can paste a large buffer of repeated characters into the search bar to trigger an application crash.
Severity ?
8.7 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-306 - Missing Authentication for Critical Function
Assigner
References
Impacted products
Vendor Product Version
Wikipedia Wikipedia Affected: 12.0
Create a notification for this product.
Date Public ?
2018-09-02 00:00
Credits
0xB9
Show details on NVD website
To clipboard 

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      "affected": [
        {
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          "vendor": "Wikipedia",
          "versions": [
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            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "0xB9"
        }
      ],
      "datePublic": "2018-09-02T00:00:00.000Z",
      "descriptions": [
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        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 8.7,
            "baseSeverity": "HIGH",
            "exploitMaturity": "NOT_DEFINED",
            "privilegesRequired": "NONE",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "NONE",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS"
        },
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
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          "descriptions": [
            {
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              "description": "Missing Authentication for Critical Function",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-04T19:59:56.491Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "ExploitDB-45324",
          "tags": [
            "exploit"
          ],
          "url": "https://www.exploit-db.com/exploits/45324"
        },
        {
          "name": "Product Reference",
          "tags": [
            "product"
          ],
          "url": "https://www.microsoft.com/en-us/p/wikipedia/9wzdncrfhwm4?activetab=pivot%3aoverviewtab"
        }
      ],
      "title": "Wikipedia 12.0 Denial of Service via Search",
      "x_generator": {
        "engine": "vulncheck"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
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    "datePublished": "2026-04-04T19:59:31.660Z",
    "dateReserved": "2026-04-04T13:20:57.565Z",
    "dateUpdated": "2026-04-04T19:59:56.491Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2009-4127 (GCVE-0-2009-4127)

Vulnerability from cvelistv5 – Published: 2009-12-02 19:00 – Updated: 2024-09-16 20:11
VLAI?
Summary
Unspecified vulnerability in Wikipedia Toolbar extension before 0.5.9.2 for Firefox allows user-assisted remote attackers to execute arbitrary JavaScript with Chrome privileges via vectors involving unspecified Toolbar buttons and the eval function. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
http://www.vupen.com/english/advisories/2009/3268 vdb-entryx_refsource_VUPEN
http://secunia.com/advisories/37377 third-party-advisoryx_refsource_SECUNIA
https://addons.mozilla.org/en-US/firefox/addons/v… x_refsource_CONFIRM
http://www.securityfocus.com/bid/37038 vdb-entryx_refsource_BID
Show details on NVD website
To clipboard 

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            ],
            "url": "http://secunia.com/advisories/37377"
          },
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            ],
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          },
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              "x_refsource_BID",
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            "url": "http://www.securityfocus.com/bid/37038"
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          "url": "http://www.securityfocus.com/bid/37038"
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