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CVE-2026-3609

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)
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:f7b5335fd58ad62246fb1711e011a42be2296adebc27e0e5b8492d6f8547cd35
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 4 assertions

{"description":"CWE-732 Incorrect Permission Assignment for Critical Resource","lang":"en"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0c74ffd5232e59cbd298b51f412c5f2eb2507b7d239a6c0592c534e9c7fb111f · sha256:b6fa20ab1384e711… · /containers/cna/problemTypes/1/descriptions/0

{"description":"CWE-269 Improper Privilege Management","lang":"en"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0c74ffd5232e59cbd298b51f412c5f2eb2507b7d239a6c0592c534e9c7fb111f · sha256:b6fa20ab1384e711… · /containers/cna/problemTypes/0/descriptions/0

{"description":"CWE-266 Incorrect Privilege Assignment","lang":"en"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0c74ffd5232e59cbd298b51f412c5f2eb2507b7d239a6c0592c534e9c7fb111f · sha256:b6fa20ab1384e711… · /containers/cna/problemTypes/3/descriptions/0

{"description":"CWE-284 Improper Access Control","lang":"en"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0c74ffd5232e59cbd298b51f412c5f2eb2507b7d239a6c0592c534e9c7fb111f · sha256:b6fa20ab1384e711… · /containers/cna/problemTypes/2/descriptions/0

Affected products and versions

1 source assertion
{"product":"XIGNCODE3 Anti-Cheat","vendor":"Wellbia","versions":[{"status":"affected","version":"10.0.10011.16384"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0c74ffd5232e59cbd298b51f412c5f2eb2507b7d239a6c0592c534e9c7fb111f · sha256:b6fa20ab1384e711… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"LOW","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0c74ffd5232e59cbd298b51f412c5f2eb2507b7d239a6c0592c534e9c7fb111f · sha256:b6fa20ab1384e711… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

4 source assertions
{"description":"CWE-732 Incorrect Permission Assignment for Critical Resource","lang":"en"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0c74ffd5232e59cbd298b51f412c5f2eb2507b7d239a6c0592c534e9c7fb111f · sha256:b6fa20ab1384e711… · /containers/cna/problemTypes/1/descriptions/0
{"description":"CWE-269 Improper Privilege Management","lang":"en"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0c74ffd5232e59cbd298b51f412c5f2eb2507b7d239a6c0592c534e9c7fb111f · sha256:b6fa20ab1384e711… · /containers/cna/problemTypes/0/descriptions/0
{"description":"CWE-266 Incorrect Privilege Assignment","lang":"en"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0c74ffd5232e59cbd298b51f412c5f2eb2507b7d239a6c0592c534e9c7fb111f · sha256:b6fa20ab1384e711… · /containers/cna/problemTypes/3/descriptions/0
{"description":"CWE-284 Improper Access Control","lang":"en"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0c74ffd5232e59cbd298b51f412c5f2eb2507b7d239a6c0592c534e9c7fb111f · sha256:b6fa20ab1384e711… · /containers/cna/problemTypes/2/descriptions/0

Source references

3 source assertions
{"url":"https://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0c74ffd5232e59cbd298b51f412c5f2eb2507b7d239a6c0592c534e9c7fb111f · sha256:b6fa20ab1384e711… · /containers/cna/references/1
{"tags":["exploit"],"url":"https://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0c74ffd5232e59cbd298b51f412c5f2eb2507b7d239a6c0592c534e9c7fb111f · sha256:b6fa20ab1384e711… · /containers/adp/0/references/0
{"url":"https://crcert.or.kr"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0c74ffd5232e59cbd298b51f412c5f2eb2507b7d239a6c0592c534e9c7fb111f · sha256:b6fa20ab1384e711… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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