« Back to list

CVE-2011-3126

Status: ModifiedMedium (5)—

WordPress 3.1 before 3.1.3 and 3.2 before Beta 2 allows remote attackers to determine usernames of non-authors via canonical redirects.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Wordpress — Wordpress

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2011-3126",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2011-08-10T21:55:02.220",
  "references": [
    {
      "url": "http://secunia.com/advisories/49138",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://wordpress.org/news/2011/05/wordpress-3-1-3/",
      "tags": [
        "Patch"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2012/dsa-2470",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/47995",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69173",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/49138",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://wordpress.org/news/2011/05/wordpress-3-1-3/",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.debian.org/security/2012/dsa-2470",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/47995",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69173",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "WordPress 3.1 before 3.1.3 and 3.2 before Beta 2 allows remote attackers to determine usernames of non-authors via canonical redirects."
    },
    {
      "lang": "es",
      "value": "WordPress 3.1 anteriores a 3.1.3 y 3.2 anteriores a Beta 2 permite a atacantes remotos determinar nombres de usuario de no-autores a través de redirecciones \"canonical\"."
    }
  ],
  "lastModified": "2026-06-16T23:32:42.713",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:wordpress:wordpress:3.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "88D1E83C-39AC-4E3D-874A-AF0F16ADDE41"
            },
            {
              "criteria": "cpe:2.3:a:wordpress:wordpress:3.1.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "65FD149E-8CF4-46FE-9F5E-9DEE61B4164C"
            },
            {
              "criteria": "cpe:2.3:a:wordpress:wordpress:3.1.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D23F1397-7262-4B61-8061-83C2ED731DB8"
            },
            {
              "criteria": "cpe:2.3:a:wordpress:wordpress:3.2:beta1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D8169A02-1AB3-4104-BA42-A934CA94B343"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}