CVE-2026-111689

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.33% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 27.0% of scored records. A rank, not a probability.

NVD base score

5.3 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/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

NVD analysis status

Deferred. NVD last modified this record on 2026-10-21.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-10-16 17:39Z12 DAYS AGO

Last updated

2026-10-21 21:11Z7 DAYS AGO

Reserved

2026-10-16

Assigning CNA

VulnCheck

Record state

PUBLISHED

Severity

Medium (CVSS 5.3)

CNA CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Weaknesses

• CWE-639Authorization Bypass Through User-Controlled KeyBase

Data version

5.2

Document digest

91605ac5d52d43238e9e063615f6f6930d87a6e04ea34be9ba5a38a5b47a5e9b

• hackmd.iohttps://hackmd.io/@hieuPenguinnn/xboot-data-scope-filter-bypass-cross-dept-user-disclosurethird-party-advisory
• github.comhttps://github.com/Exrick/xboot/blob/3.3.4/xboot-fast/src/main/java/cn/exrick/xboot/modules/base/serviceimpl/UserServiceImpl.java#L178-L181technical-description
• github.comhttps://github.com/Exrick/xboot/blob/3.3.4/xboot-fast/src/main/java/cn/exrick/xboot/modules/base/controller/manage/UserController.java#L223-L233technical-description
• www.vulncheck.comVulnCheck Advisory: XBoot through 3.3.4 Authorization Bypass via getByDepartmentId Endpointhttps://www.vulncheck.com/advisories/xboot-through-3.3.4-authorization-bypass-via-getbydepartmentid-endpointthird-party-advisory