GHSA-W294-6Q5Q-53P8

Vulnerability from github – Published: 2026-10-08 22:09 – Updated: 2026-10-08 22:09
VLAI
Summary
Hazelcast has an authorization bypass in IMap Predicates API
Details

Impact

Missing authorization checks in the Predicates API may allow a malicious client to execute arbitrary code on a Hazelcast member.

Patches

Enterprise customers should upgrade to a fixed version of Hazelcast Enterprise Edition: * 5.7.0 * 5.6.1 * 5.5.10 * 5.4.5

Customers with extended support contracts should contact Hazelcast Support for information on patches for older versions.

Community Edition users should upgrade to version 5.7.0.

Workarounds

None - customers are advised to upgrade to a fixed version as soon as possible.

Severity
8.7 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Show details on source website
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "com.hazelcast:hazelcast"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.6.0"
            },
            {
              "fixed": "5.7.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.6.0"
      ]
    },
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c 5.5.10"
      },
      "package": {
        "ecosystem": "Maven",
        "name": "com.hazelcast:hazelcast"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.5.0"
            },
            {
              "fixed": "5.7.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c 5.4.5"
      },
      "package": {
        "ecosystem": "Maven",
        "name": "com.hazelcast:hazelcast"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.7.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-107725"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-862"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-10-08T22:09:34Z",
    "nvd_published_at": null,
    "severity": "HIGH"
  },
  "details": "### Impact\n\nMissing authorization checks in the [Predicates API](https://docs.hazelcast.com/hazelcast/5.7/query/predicate-overview) may allow a malicious client to execute arbitrary code on a Hazelcast member.\n\n### Patches\n\nEnterprise customers should upgrade to a fixed version of Hazelcast Enterprise Edition:\n * 5.7.0\n * 5.6.1\n * 5.5.10\n * 5.4.5\n \nCustomers with extended support contracts should contact Hazelcast Support for information on patches for older versions.\n\nCommunity Edition users should upgrade to version 5.7.0.\n\n### Workarounds\nNone - customers are advised to upgrade to a fixed version as soon as possible.",
  "id": "GHSA-w294-6q5q-53p8",
  "modified": "2026-10-08T22:09:34Z",
  "published": "2026-10-08T22:09:34Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/hazelcast/hazelcast/security/advisories/GHSA-w294-6q5q-53p8"
    },
    {
      "type": "WEB",
      "url": "https://github.com/hazelcast/hazelcast/commit/5d68f4828e2a914398a39f12fe11cafd335cefe0"
    },
    {
      "type": "WEB",
      "url": "https://docs.hazelcast.com/hazelcast/5.7/release-notes/community"
    },
    {
      "type": "WEB",
      "url": "https://docs.hazelcast.com/hazelcast/5.7/release-notes/releases"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/hazelcast/hazelcast"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Hazelcast has an authorization bypass in IMap Predicates API"
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.