CVE-2026-1123: Yonyou KSOA HTTP GET Parameter work_mod.jsp sql injection

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-01-18 · updated 2026-06-17
Weakness: CWE-74

Description

A vulnerability was identified in Yonyou KSOA 9.0. Affected is an unknown function of the file /worksheet/work_mod.jsp of the component HTTP GET Parameter Handler. Such manipulation of the argument ID leads to sql injection. The attack may be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

Yonyou KSOA: 9.0

References

https://github.com/LX-66-LX/cve/issues/9
https://vuldb.com/?ctiid.341715
https://vuldb.com/?id.341715
https://vuldb.com/?submit.734550

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