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CVE-2011-2856

Status: ModifiedHigh (7.5)—
Severity7.5High · CVSS 2.0
Exploitation probability0.93 %higher than 60% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

Google V8, as used in Google Chrome before 14.0.835.163, allows remote attackers to bypass the Same Origin Policy via unspecified vectors.

CVSS

Base score
7.5
Version
2.0
Vector
AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
0.93 %
Percentile among all scored CVEs
60
Score date
10/22/2026

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)

Google — Chrome

CWEs

References

Show 10 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2011-2856",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "chrome-cve-admin@google.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2011-09-19T12:02:56.247",
  "references": [
    {
      "url": "http://code.google.com/p/chromium/issues/detail?id=93416",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "http://googlechromereleases.blogspot.com/2011/09/stable-channel-update_16.html",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "http://osvdb.org/75558",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69883",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14262",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "http://code.google.com/p/chromium/issues/detail?id=93416",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://googlechromereleases.blogspot.com/2011/09/stable-channel-update_16.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://osvdb.org/75558",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69883",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14262",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-346"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Google V8, as used in Google Chrome before 14.0.835.163, allows remote attackers to bypass the Same Origin Policy via unspecified vectors."
    },
    {
      "lang": "es",
      "value": "Google V8, como se usa en Google Chrome antes de v14.0.835.163, permite a atacantes remotos eludir la \"Same Origin Policy\" a través de vectores no especificados."
    }
  ],
  "lastModified": "2026-06-16T23:32:07.683",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "56B5D5D9-5161-486F-90AE-482AAD0F279E",
              "versionEndExcluding": "14.0.835.163"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "chrome-cve-admin@google.com"
}