SQL Injection in Yonyou Ksoa

CVE-2026-1122

A vulnerability was determined in Yonyou KSOA 9.0. This impacts an unknown function of the file /worksheet/work_info.jsp of the component HTTP GET Parameter Handler. This manipulation of the argument ID causes sql injection. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

EPSS: 0.004 (34.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
  • cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
  • cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
  • cna@vuldb.com (issue-tracking, exploit, Broken Link)

Frequently asked questions

What is CVE-2026-1122?
CVE-2026-1122 is a high-severity vulnerability in Yonyou Ksoa, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.3/10. Published 2026-01-18.
How severe is CVE-2026-1122?
High severity. CVSS v3 base score is 7.3 out of 10.
Is CVE-2026-1122 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.