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CVE-2022-51022 liukuo362573 CVE debrief

CVE-2022-51022 is a high-severity vulnerability in YiShaAdmin versions 2.2 through 3.1. An unauthenticated path traversal vulnerability exists in the /admin/File/DownloadFile endpoint, allowing attackers to read and delete arbitrary files via the filePath parameter. The vulnerability was fixed in commit 025b0628b1295bd2d9fd6c9b5b82692a345151ef. Defenders should assess exposure and apply the patch due to the high severity of the vulnerability and potential for attackers to read and delete system files.

Vendor
liukuo362573
Product
YiShaAdmin
CVSS
HIGH 8.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-22
Original CVE updated
2026-10-22
Advisory published
2026-10-22
Advisory updated
2026-10-22

Who should care

Defenders responsible for YiShaAdmin instances should assess exposure and apply the patch due to the high severity of the vulnerability. Defenders should prioritize verifying exposure and applying the patch due to the high severity and potential for attackers to read and delete system files. Operators, administrators, and security teams managing YiShaAdmin instances should review the vulnerability and apply the patch.

Why it matters

CVE-2022-51022 is a high-severity vulnerability in YiShaAdmin that allows attackers to read and delete arbitrary files. Defenders should prioritize verifying exposure and applying the patch.

  • Attackers can read system files like etc/passwd
  • Attackers can delete arbitrary files
  • Defenders need to verify exposure and apply the patch
  • Defenders should monitor for suspicious activity on the endpoint

Technical summary

The YiShaAdmin 2.2 through 3.1 versions contain an unauthenticated path traversal vulnerability in the /admin/File/DownloadFile endpoint. The vulnerability allows attackers to read and delete arbitrary files via the filePath parameter. The patch is available in commit 025b0628b1295bd2d9fd6c9b5b82692a345151ef. Defenders should prioritize verifying exposure and applying the patch due to the high severity and potential for attackers to read and delete system files. The vulnerability was first observed by the Shadowserver Foundation on 2023-10-20.

Defensive priority

Defenders should prioritize verifying exposure and applying the patch due to the high severity and potential for attackers to read and delete system files.

Recommended defensive actions

  • Verify exposure by checking if the YiShaAdmin instance is vulnerable to path traversal
  • Apply the patch from commit 025b0628b1295bd2d9fd6c9b5b82692a345151ef
  • Monitor for suspicious activity on the /admin/File/DownloadFile endpoint
  • Restrict access to the endpoint to authenticated users only
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The vulnerability was first observed by the Shadowserver Foundation on 2023-10-20. The CVE record and source item provide details on the vulnerability, affected versions, and patch information. Evidence is limited, and defenders should verify exposure and apply the patch. The patch is available in commit 025b0628b1295bd2d9fd6c9b5b82692a345151ef.

Sources and references

Verified primary and authoritative sources

  • CVE-2022-51022 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2022-51022

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2022-51022 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2022-51022

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • YiShaAdmin 3.1 Unauthenticated Path Traversal via DownloadFile endpoint

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2022/51xxx/CVE-2022-51022.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://huntr.com/bounties/2acdd87a-12bd-4ce4-994b-0081eb908128

    Supplemental source - technical-description, exploit

  • Source reference

    Unverified legacy reference

    URL: https://github.com/liukuo362573/YiShaAdmin/commit/025b0628b1295bd2d9fd6c9b5b82692a345151ef

    Supplemental source - patch

  • Source reference

    Unverified legacy reference

    URL: https://github.com/liukuo362573/YiShaAdmin/commit/c3b66e66bf6d70a561190cd8da7f4df7b141931d

    Supplemental source - patch

  • Source reference

    Unverified legacy reference

    URL: https://github.com/projectdiscovery/nuclei-templates/blob/main/http/vulnerabilities/other/yishaadmin-lfi.yaml

    Supplemental source - technical-description

  • Source reference

    Unverified legacy reference

    URL: https://www.vulncheck.com/advisories/yishaadmin-3.1-unauthenticated-path-traversal-via-downloadfile-endpoint

    Supplemental source - third-party-advisory

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.