Parse Server before 8.6.97 and 9.10.2 Denial of Service via Unhandled Email Error

{
  "id": "cc9ee9fc548fc0965fbf3c313c83ccbe1adacfcf3fc77c47ab3abb3279221854",
  "url": "https://osv.dev/vulnerability/BIT-parse-2026-110854",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Parse Server before 8.6.97 and 9.10.2 Denial of Service via Unhandled Email Error",
    "summary": "Parse Server before 8.6.97 and 9.0.0 before 9.10.2 does not handle errors raised while sending verification or password reset emails, causing the server process to exit. A client holding only the public application keys can sign up, request a verification email, or request a password reset while the mail provider rejects, rate limits, or is unavailable, crashing the server.",
    "evidence": "osv:BIT-parse-2026-110854",
    "products": [
      {
        "name": {
          "value": "parse",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "8.6.97",
            "evidence": "/affected/0/ranges"
          },
          {
            "value": "9.10.2",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "BIT-parse-2026-110854",
      "aliases": [
        "BIT-parse-2026-110854",
        "CVE-2026-110854",
        "GHSA-46jj-qw3p-48fc"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "SEMVER",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "8.6.97"
                },
                {
                  "introduced": "9.0.0"
                },
                {
                  "fixed": "9.10.2"
                }
              ]
            }
          ],
          "package": {
            "name": "parse",
            "purl": "pkg:bitnami/parse",
            "ecosystem": "Bitnami"
          },
          "severity": [
            {
              "type": "CVSS_V4",
              "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"
            }
          ],
          "database_specific": {
            "source": "https://github.com/bitnami/vulndb/tree/main/data/parse/BIT-parse-2026-110854.json"
          }
        }
      ],
      "modified": "2026-10-21T12:55:58.147376053Z",
      "provider": "osv",
      "references": [
        "https://github.com/parse-community/parse-server/security/advisories/GHSA-46jj-qw3p-48fc",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-110854",
        "https://www.vulncheck.com/advisories/parse-server-before-8.6.97-and-9.10.2-alpha.6-denial-of-service-via-unhandled-email-error"
      ],
      "provider_metadata": {
        "cpes": [
          "cpe:2.3:a:parseplatform:parse-server:*:*:*:*:*:node.js:*:*"
        ],
        "severity": "High"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-110854",
        "evidence": "/aliases"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/database_specific/severity"
  },
  "source_id": "core-osv",
  "document_id": 393156,
  "published_at": "2026-10-21T12:11:18.367+00:00"
}