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Medium

Security advisory

Type: advisorySources: OSVCVE: CVE-2018-1000202

A persisted cross-site scripting vulnerability exists in Jenkins Groovy Postbuild Plugin 2.3.1 and older in various Jelly files that allows attackers able to control build badge content to define JavaScript that would be executed in another user's browser when that other user performs some UI actions.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2018-1000202
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 08:09 UTC · Revision 1

Source evidence

CVE-2018-1000202

core-osv · Original source

Published 5 Jun 2018, 21:29 UTC

A persisted cross-site scripting vulnerability exists in Jenkins Groovy Postbuild Plugin 2.3.1 and older in various Jelly files that allows attackers able to control build badge content to define JavaScript that would be executed in another user's browser when that other user performs some UI actions.

osv:CVE-2018-1000202
Complete source record
{
  "id": "7765f85298a41544d4bb1e29fd73d47bb6a5056bb12f9c815d787234917b20d3",
  "url": "https://osv.dev/vulnerability/CVE-2018-1000202",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-1000202",
    "summary": "A persisted cross-site scripting vulnerability exists in Jenkins Groovy Postbuild Plugin 2.3.1 and older in various Jelly files that allows attackers able to control build badge content to define JavaScript that would be executed in another user's browser when that other user performs some UI actions.",
    "evidence": "osv:CVE-2018-1000202",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2018-1000202",
      "aliases": [
        "CVE-2018-1000202",
        "GHSA-38ch-x695-m794"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/jenkinsci/groovy-postbuild-plugin",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "c86044c1c687569ca25bf51ade1a1e3e0b918b85"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:jenkins:groovy_postbuild:*:*:*:*:*:jenkins:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "2.3.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "groovy-postbuild-2.3.1",
            "groovy-postbuild-2.3",
            "groovy-postbuild-2.2.2",
            "groovy-postbuild-2.2.1",
            "groovy-postbuild-2.2",
            "groovy-postbuild-2.1",
            "groovy-postbuild-2.0",
            "groovy-postbuild-1.10",
            "groovy-postbuild-1.9",
            "groovy-postbuild-1.8",
            "groovy-postbuild-1.7",
            "groovy-postbuild-1.6",
            "groovy-postbuild-1.5"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-1000202.json"
          }
        }
      ],
      "modified": "2026-10-24T10:31:03.675536906Z",
      "provider": "osv",
      "references": [
        "https://jenkins.io/security/advisory/2018-05-09/#SECURITY-821"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-1000202",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 440307,
  "published_at": "2018-06-05T21:29:00.807+00:00"
}