Security advisory

{
  "id": "e40ec8da4da984bfaa21657ce6b7367cbdda3db686fe74f1cbddd8dc8fb8e589",
  "url": "https://osv.dev/vulnerability/CVE-2020-1961",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-1961",
    "summary": "Vulnerability to Server-Side Template Injection on Mail templates for Apache Syncope 2.0.X releases prior to 2.0.15, 2.1.X releases prior to 2.1.6, enabling attackers to inject arbitrary JEXL expressions, leading to Remote Code Execution (RCE) was discovered.",
    "evidence": "osv:CVE-2020-1961",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2020-1961",
      "aliases": [
        "CVE-2020-1961",
        "GHSA-4w4p-xwrr-9crh"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/apache/syncope",
              "type": "GIT",
              "events": [
                {
                  "introduced": "973afc777d2f8093785875c62e808d97334fb2e3"
                },
                {
                  "fixed": "ed7a41d182bd30cc9881e1a39da2d7a1658a6067"
                },
                {
                  "introduced": "49c2e53ba6baf1423a89b5ab9a24aa665a5780ad"
                },
                {
                  "fixed": "a1200e18daccb3deebcdaaf91c965596df10cab7"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:apache:syncope:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.0.0"
                      },
                      {
                        "fixed": "2.0.15"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:apache:syncope:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.1.0"
                      },
                      {
                        "fixed": "2.1.6"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "syncope-2.0.14",
            "syncope-2.1.5",
            "syncope-2.0.13",
            "syncope-2.1.4",
            "syncope-2.0.12",
            "syncope-2.1.3",
            "syncope-2.0.11",
            "syncope-2.1.2",
            "syncope-2.0.10",
            "syncope-2.1.1",
            "syncope-2.1.0",
            "syncope-2.0.9",
            "syncope-2.0.8",
            "syncope-2.0.7",
            "syncope-2.0.6",
            "syncope-2.0.5",
            "syncope-2.0.4",
            "syncope-2.0.3",
            "syncope-2.0.2",
            "syncope-2.0.1",
            "syncope-2.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-1961.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:19.261122361Z",
      "provider": "osv",
      "references": [],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-1961",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 429976,
  "published_at": "2020-05-04T13:15:14.033+00:00"
}