Security advisory

{
  "id": "1aebe55656a7557bba0d8d79372d5c2394a1d2c9c407a0bb7db017fd05d5ecbd",
  "url": "https://osv.dev/vulnerability/CVE-2020-5281",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-5281",
    "summary": "In Perun before version 3.9.1, VO or group manager can modify configuration of the LDAP extSource to retrieve all from Perun LDAP. Issue is fixed in version 3.9.1 by sanitisation of the input.",
    "evidence": "osv:CVE-2020-5281",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2020-5281",
      "aliases": [
        "CVE-2020-5281",
        "GHSA-gj88-9q3f-72m3"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/cesnet/perun",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "e9ecab694b727589bbb673f1dc5c266921593d4d"
                },
                {
                  "fixed": "ac527bc3225a64208ee5cee59e5918ee360ca039"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:cesnet:perun:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "3.9.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "ac527bc3225a64208ee5cee59e5918ee360ca039"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v3.9.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-5281.json"
          }
        }
      ],
      "modified": "2026-10-20T10:53:33.408993603Z",
      "provider": "osv",
      "references": [
        "https://github.com/CESNET/perun/security/advisories/GHSA-gj88-9q3f-72m3",
        "https://github.com/CESNET/perun/commit/ac527bc3225a64208ee5cee59e5918ee360ca039",
        "https://github.com/CESNET/perun/pull/2635"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-5281",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384415,
  "published_at": "2020-03-25T18:15:14.343+00:00"
}