a2aproject a2a-java Push Notification Config Store JpaDatabasePushNotificationConfigStore.java InMemoryPushNotificationConfigStore.setInfo resource consumption

{
  "id": "f898c3d5c304699c66932b868285fb90e826b5b68ddf2ef6f3c5880290d5bb56",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-117506",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "a2aproject a2a-java Push Notification Config Store JpaDatabasePushNotificationConfigStore.java InMemoryPushNotificationConfigStore.setInfo resource consumption",
    "summary": "A weakness has been identified in a2aproject a2a-java up to 1.2.0.Final. This affects the function InMemoryPushNotificationConfigStore.setInfo of the file extras/push-notification-config-store-database-jpa/src/main/java/org/a2aproject/sdk/extras/pushnotificationconfigstore/database/jpa/JpaDatabasePushNotificationConfigStore.java of the component Push Notification Config Store. Executing a manipulation can lead to resource consumption. The attack can be launched remotely. Upgrading to version 1.3.0.Final mitigates this issue. This patch is called b478810a03b4a16841d36aca5c6e87d8f48fce67. You should upgrade the affected component.",
    "evidence": "cve:CVE-2026-117506",
    "products": [
      {
        "name": {
          "value": "a2a-java",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-117506",
      "aliases": [
        "CVE-2026-117506"
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "version": "4.0",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X"
          }
        },
        {
          "cvssV3_1": {
            "version": "3.1",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C"
          }
        },
        {
          "cvssV3_0": {
            "version": "3.0",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C"
          }
        },
        {
          "cvssV2_0": {
            "version": "2.0",
            "baseScore": 4,
            "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P/E:ND/RL:OF/RC:C"
          }
        }
      ],
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:a2aproject:a2a-java:*:*:*:*:*:*:*:*"
          ],
          "vendor": "a2aproject",
          "modules": [
            "Push Notification Config Store"
          ],
          "product": "a2a-java",
          "versions": [
            {
              "status": "affected",
              "version": "1.2.0.Final"
            },
            {
              "status": "unaffected",
              "version": "1.3.0.Final"
            }
          ]
        }
      ],
      "modified": "2026-10-27T14:45:14.820Z",
      "provider": "cve",
      "references": [
        "https://vuldb.com/vuln/427073",
        "https://vuldb.com/vuln/427073/cti",
        "https://vuldb.com/cve/CVE-2026-117506",
        "https://vuldb.com/submit/1015055",
        "https://github.com/a2aproject/a2a-java/pull/1044",
        "https://github.com/a2aproject/a2a-java/commit/b478810a03b4a16841d36aca5c6e87d8f48fce67",
        "https://github.com/a2aproject/a2a-java/releases/tag/v1.3.0.Final",
        "https://github.com/a2aproject/a2a-java/"
      ],
      "provider_metadata": {
        "cna": {
          "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
          "shortName": "VulDB",
          "dateUpdated": "2026-10-27T14:45:14.820Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-117506",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 392707,
  "published_at": "2026-10-27T14:45:14.82+00:00"
}