{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "7.3"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "9.5"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "12.5.0"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "13.3.0.0"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "13.4.0.0"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "3.4.9.4237"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "4.0.0"
              },
              {
                "last_affected": "4.0.6.5281"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "8.0.0"
              },
              {
                "last_affected": "8.0.2.8191"
              }
            ]
          }
        ]
      },
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "2.0.4"
              },
              {
                "fixed": "2.3.35"
              },
              {
                "introduced": "2.5.0"
              },
              {
                "fixed": "2.5.17"
              }
            ]
          },
          "events": [
            {
              "introduced": "df365f17ea11e319302f648e86da3188ce1c5656"
            },
            {
              "fixed": "dbcca3512ee1a971cc0b44beac8f6b219a1bb153"
            },
            {
              "introduced": "0"
            },
            {
              "fixed": "eacc002334b42dc808099b12d2ce2a5177cab42d"
            }
          ],
          "repo": "https://github.com/apache/struts",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Apache Struts versions 2.3 to 2.3.34 and 2.5 to 2.5.16 suffer from possible Remote Code Execution when alwaysSelectFullNamespace is true (either by user or a plugin like Convention Plugin) and then: results are used with no namespace and in same time, its upper package have no or wildcard namespace and similar to results, same possibility when using url tag which doesn't have value and action set and in same time, its upper package have no or wildcard namespace.",
  "id": "CVE-2018-11776",
  "modified": "2026-04-01T23:08:32.708876491Z",
  "published": "2018-08-22T13:29:00.753Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-11776"
    },
    {
      "type": "ADVISORY",
      "url": "http://www.securityfocus.com/bid/105125"
    },
    {
      "type": "ADVISORY",
      "url": "http://www.securitytracker.com/id/1041888"
    },
    {
      "type": "ADVISORY",
      "url": "http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2018-005.txt"
    },
    {
      "type": "ADVISORY",
      "url": "http://www.securitytracker.com/id/1041547"
    },
    {
      "type": "ADVISORY",
      "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0012"
    },
    {
      "type": "ADVISORY",
      "url": "https://security.netapp.com/advisory/ntap-20180822-0001/"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.oracle.com/security-alerts/cpujul2020.html"
    },
    {
      "type": "ADVISORY",
      "url": "http://packetstormsecurity.com/files/172830/Apache-Struts-Remote-Code-Execution.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://security.netapp.com/advisory/ntap-20181018-0002/"
    },
    {
      "type": "REPORT",
      "url": "https://cwiki.apache.org/confluence/display/WW/S2-057"
    },
    {
      "type": "FIX",
      "url": "http://www.oracle.com/technetwork/security-advisory/alert-cve-2018-11776-5072787.html"
    },
    {
      "type": "FIX",
      "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html"
    },
    {
      "type": "FIX",
      "url": "https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html"
    },
    {
      "type": "ARTICLE",
      "url": "https://lists.apache.org/thread.html/r6d03e45b81eab03580cf7f8bb51cb3e9a1b10a2cc0c6a2d3cc92ed0c%40%3Cannounce.apache.org%3E"
    },
    {
      "type": "EVIDENCE",
      "url": "https://lgtm.com/blog/apache_struts_CVE-2018-11776"
    },
    {
      "type": "EVIDENCE",
      "url": "https://www.exploit-db.com/exploits/45262/"
    },
    {
      "type": "EVIDENCE",
      "url": "https://github.com/hook-s3c/CVE-2018-11776-Python-PoC"
    },
    {
      "type": "EVIDENCE",
      "url": "https://www.exploit-db.com/exploits/45367/"
    },
    {
      "type": "EVIDENCE",
      "url": "https://www.exploit-db.com/exploits/45260/"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}