Security advisory

{
  "id": "0cd5196f070f209e748931bb9dd5d3caf61dd172ed4a0a8f548ab872b030e590",
  "url": "https://osv.dev/vulnerability/CVE-2025-28254",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2025-28254",
    "summary": "Cross Site Scripting vulnerability in Leantime v3.2.1 and before allows an authenticated attacker to execute arbitrary code and obtain sensitive information via the first name field in processMentions().",
    "evidence": "osv:CVE-2025-28254",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2025-28254",
      "aliases": [
        "CVE-2025-28254",
        "GHSA-95j3-435g-vjcp"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/leantime/leantime",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "7b11f8537a7df673b0a7ec778a57cc41ad20733a"
                },
                {
                  "fixed": "ce1d2073e4601183e1bdd90f4b433d16aee46a50"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:leantime:leantime:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "3.3.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "ce1d2073e4601183e1bdd90f4b433d16aee46a50"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v3.2.1",
            "v3.2.0",
            "v3.2.0-beta-2",
            "v3.2.0-beta",
            "v3.1.4",
            "v3.1.3",
            "v3.1.2",
            "v3.1.1",
            "v3.1.0-beta",
            "v3.0.7",
            "v3.0.6",
            "v3.0.5",
            "v3.0.4",
            "v3.0.3",
            "v3.0.1",
            "v3.0.2",
            "v3.0.0",
            "v3.0.0-beta",
            "v2.4.8",
            "v2.4.7",
            "v2.4.5",
            "v2.4.4",
            "v2.4.3",
            "v2.4.2",
            "v2.4.1",
            "v2.4-beta-8",
            "v2.4",
            "v2.4-beta-7",
            "v2.4-beta",
            "v2.3.27",
            "v2.3.26",
            "v2.3.24",
            "v2.3.25",
            "v2.3.23",
            "v2.3.22",
            "v2.3.21",
            "v2.3.20",
            "v2.3.19",
            "v2.3.18",
            "v2.3.17",
            "v2.3.16",
            "v2.3.15",
            "v2.3.14",
            "v2.3.13",
            "v2.3.12",
            "v2.3.11",
            "v2.3.10",
            "v2.3.9",
            "v2.3.8",
            "v2.3.7",
            "v2.3.6",
            "v2.3.5",
            "v2.3.4",
            "v2.3.3",
            "v2.3.2",
            "v2.3.1-beta",
            "v2.3.0-beta",
            "v2.3-beta",
            "v2.2.11",
            "v2.2.10",
            "v2.2.9",
            "v2.2.8",
            "v2.2.7",
            "v2.2.6",
            "v2.2.5",
            "v2.2.4",
            "v2.2.3",
            "v2.2.0",
            "v2.2.2",
            "v2.2.1",
            "v2.1.9",
            "v2.1.8",
            "v2.1.7",
            "v2.1.6",
            "v2.1.5",
            "v2.1.4",
            "v2.1.3",
            "v2.1.2",
            "v2.1.1",
            "v2.1",
            "v2.1-beta6",
            "v2.1-beta5",
            "v2.1-beta4b",
            "v2.1-beta3",
            "v2.0.14",
            "v2.1-beta2",
            "v2.1-beta",
            "v2.0.13",
            "v2.0.12",
            "v2.0.11",
            "v2.0.10",
            "v2.0.9",
            "v2.0.8",
            "v2.0.7",
            "v2.0.6",
            "v2.0.5",
            "v2.0.4",
            "v2.0.3",
            "v2.0.2",
            "v2.0.1",
            "v2.0",
            "v0.9.5-alpha"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-28254.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:29.544654845Z",
      "provider": "osv",
      "references": [
        "https://github.com/Leantime/leantime/blob/0e7ddbbe3d582f657a1dddfef7b3419ae588cbf7/app/Domain/Notifications/Services/Notifications.php#L128",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/28xxx/CVE-2025-28254.json",
        "https://github.com/Leantime/leantime/security/advisories/GHSA-95j3-435g-vjcp",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-28254",
        "https://github.com/Leantime/leantime/commit/ce1d2073e4601183e1bdd90f4b433d16aee46a50"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/28xxx/CVE-2025-28254.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-28254",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 496074,
  "published_at": "2025-03-28T00:00:00+00:00"
}