CVE-2026-3609 (GCVE-0-2026-3609)

Vulnerability from cvelistv5 – Published: 2026-05-11 16:25 – Updated: 2026-05-11 16:25
VLAI?
Title
XIGNCODE3 xhunter1.sys kernel driver contains a Privilege Escalation Vulnerability
Summary
Wellbia's XIGNCODE3 xhunter1.sys kernel driver Privilege Escalation Vulnerability provides access to IRP_MJ_REITS command interface, which allows any user process to request a PROCESS_ALL_ACCESS. Cross reference to KVE 2023-5589 (https://krcert.or.kr)
Severity ?
No CVSS data available.
CWE
Assigner
References
Impacted products
Vendor Product Version
Wellbia XIGNCODE3 Anti-Cheat Affected: 10.0.10011.16384
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "XIGNCODE3 Anti-Cheat",
          "vendor": "Wellbia",
          "versions": [
            {
              "status": "affected",
              "version": "10.0.10011.16384"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Wellbia\u0027s XIGNCODE3 xhunter1.sys kernel driver Privilege Escalation Vulnerability provides access to IRP_MJ_REITS command interface, which allows any user process to request a PROCESS_ALL_ACCESS.\r\nCross reference to KVE 2023-5589 (https://krcert.or.kr)"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-269 Improper Privilege Management",
              "lang": "en"
            }
          ]
        },
        {
          "descriptions": [
            {
              "description": "CWE-732 Incorrect Permission Assignment for Critical Resource",
              "lang": "en"
            }
          ]
        },
        {
          "descriptions": [
            {
              "description": "CWE-284 Improper Access Control",
              "lang": "en"
            }
          ]
        },
        {
          "descriptions": [
            {
              "description": "CWE-266 Incorrect Privilege Assignment",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T16:25:24.769Z",
        "orgId": "37e5125f-f79b-445b-8fad-9564f167944b",
        "shortName": "certcc"
      },
      "references": [
        {
          "url": "https://crcert.or.kr"
        },
        {
          "url": "https://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "XIGNCODE3 xhunter1.sys kernel driver contains a Privilege Escalation Vulnerability",
      "x_generator": {
        "engine": "VINCE 3.0.39",
        "env": "prod",
        "origin": "https://cveawg.mitre.org/api/cve/CVE-2026-3609"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b",
    "assignerShortName": "certcc",
    "cveId": "CVE-2026-3609",
    "datePublished": "2026-05-11T16:25:24.769Z",
    "dateReserved": "2026-03-05T17:54:52.283Z",
    "dateUpdated": "2026-05-11T16:25:24.769Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-3609\",\"sourceIdentifier\":\"cret@cert.org\",\"published\":\"2026-05-11T18:16:33.560\",\"lastModified\":\"2026-05-11T18:16:33.560\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Wellbia\u0027s XIGNCODE3 xhunter1.sys kernel driver Privilege Escalation Vulnerability provides access to IRP_MJ_REITS command interface, which allows any user process to request a PROCESS_ALL_ACCESS.\\r\\nCross reference to KVE 2023-5589 (https://krcert.or.kr)\"}],\"metrics\":{},\"references\":[{\"url\":\"https://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/\",\"source\":\"cret@cert.org\"},{\"url\":\"https://crcert.or.kr\",\"source\":\"cret@cert.org\"}]}}"
  }
}


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.



Detection rules are retrieved from Rulezet.