CVE-2026-102616: risesoft-y9 WorkFlow-Engine OAuth2 Resource Filter CustomHistoricProcessServiceImpl.java getByIdAndYear sql injection
A vulnerability was detected in risesoft-y9 WorkFlow-Engine up to 9.6.10. Impacted is the function getByIdAndYear of the file CustomHistoricProcessServiceImpl.java of the component OAuth2 Resource Filter. Performing a manipulation of the argument year/processInstanceId results in sql injection. Remote exploitation of the attack is possible. The exploit is now public and may be used. The sink is injectable on two independent positions, not just one. The vendor was contacted early about this disclosure but did not respond in any way.
Affected Software
Event History
Frequently Asked Questions
What access does an attacker need to exploit this issue?
The issue is remotely exploitable and requires no privileges or user interaction according to the supplied CVSS vector. An attacker can manipulate the year or processInstanceId argument reaching getByIdAndYear.
Which deployments should be treated as exposed?
risesoft-y9 WorkFlow-Engine versions up to 9.6.10 are identified as impacted. Deployments where the OAuth2 Resource Filter exposes the affected CustomHistoricProcessServiceImpl.java getByIdAndYear functionality to remote requests should be prioritized.
How serious is exploitation in practice?
The vulnerability is rated high with a CVSS score of 7.3 and can affect confidentiality, integrity, and availability at low impact levels. A public exploit is available, increasing the likelihood of attempted exploitation.
Are there multiple injection points to investigate?
Yes. The supplied information states that the SQL sink is injectable at two independent positions rather than a single position, involving the year and processInstanceId arguments.