CVE-2026-110118 json
WorkFlow-Engine through 9.6.11 Missing Authorization via flowableui buttonOperation Endpoints
published 27d ago modified 24d ago also EUVD-2026-98949
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 20%
- public exploits
- 0
- none known
Summary
WorkFlow-Engine through 9.6.11 contains a missing authorization vulnerability that allows authenticated users to complete or reassign other users' workflow tasks via /vue/buttonOperation endpoints. Low-privileged attackers can supply a known taskId to the complete, completeTask or reAssign handlers to approve tasks or reassign them without authority.
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 24d ago
Exploit prediction
0.28% chance of exploitation in the next 30 days, higher than 20% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 7.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N |
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |
| CNA | 4.0 | 7.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- risesoft-y9 WorkFlow-Engine
Classification
- Weakness
-
- CWE-639 Authorization Bypass Through User-Controlled Key
References
-
hackmd.io
/@1ExmmukzRMWN7B4gQ4W-4Q/workflow-engine-task-op-missing-authz
third-party-advisory
-
github.com
/risesoft-y9/WorkFlow-Engine/blob/v9.6.11/y9-module-flowableui/risenet-y9boot-support-flowableui/src/main/java
technical-description
-
github.com
/risesoft-y9/WorkFlow-Engine/blob/v9.6.11/y9-module-flowableui/risenet-y9boot-support-flowableui/src/main/java
technical-description
-
github.com
/risesoft-y9/WorkFlow-Engine/blob/v9.6.11/y9-module-processadmin/risenet-y9boot-support-processadmin/src/main/
technical-description
-
vulncheck.com
/advisories/workflow-engine-through-9.6.11-missing-authorization-via-flowableui-buttonoperation-endpoints
third-party-advisory
Sources
- CVE List CVE-2026-110118
- NVD CVE-2026-110118
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