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CVE-2021-4461 Seeyon Zhiyuan OA Web Application System < 7.0 SP1 Authentication Bypass

🗓️ 30 Oct 2025 21:16:23Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 10 Views

CVE-2021-4461: Seeyon Zhiyuan OA up to 7.0 SP1 bypasses auth via enc decoding to set sessions.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2021-4461
30 Oct 202521:52
circl
CNNVD
Seeyon Zhiyuan OA Web Application System 安全漏洞
30 Oct 202500:00
cnnvd
CVE
CVE-2021-4461
30 Oct 202521:16
cve
EUVD
EUVD-2021-34712
31 Oct 202500:30
euvd
NVD
CVE-2021-4461
30 Oct 202522:15
nvd
OSV
CVE-2021-4461
30 Oct 202522:15
osv
Positive Technologies
PT-2025-44459
30 Oct 202500:00
ptsecurity
RedhatCVE
CVE-2021-4461
31 Oct 202522:07
redhatcve
VulnCheck KEV
VulnCheck KEV: CVE-2021-4461
30 Oct 202500:00
vulncheck_kev
Vulnrichment
CVE-2021-4461 Seeyon Zhiyuan OA Web Application System < 7.0 SP1 Authentication Bypass
30 Oct 202521:16
vulnrichment
Rows per page
[
  {
    "defaultStatus": "unknown",
    "modules": [
      "thirdpartyController.do – `enc` parameter decoding (LightWeightEncoder) and parsing"
    ],
    "product": "Zhiyuan OA Web Application System",
    "vendor": "Seeyon",
    "versions": [
      {
        "lessThanOrEqual": "7.0 SP1",
        "status": "affected",
        "version": "0",
        "versionType": "custom"
      }
    ]
  }
]

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