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TI-2026-06759 Aliases CVE-2026-7677GHSA-4px6-mj2j-jp7w

kerwincui FastBee System Notice SysNoticeController.java add cross site scripting

Priority MEDIUM 56CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
Passive
Attack complexity
Low
Attack requirements
None
Impact type
Cross-site scripting, Code execution
Confidentiality · integrity · availability
None · Low · None
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79 and CWE-94.

Summary

A vulnerability was determined in kerwincui FastBee up to 1.2.1. The impacted element is the function Add of the file springboot/fastbee-admin/src/main/java/com/fastbee/web/controller/system/SysNoticeController.java of the component System Notice Handler. This manipulation of the argument noticeContent causes cross site scripting. It is possible to initiate the attack 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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00195 9th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
kerwincuiFastBee1.2.0; 1.2.1—No fix listedCNA
  • FastBee Vendorkerwincui Affected 1.2.0; 1.2.1 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-7677
  2. 2026-10-03 Alias added: GHSA-4px6-mj2j-jp7w

References

Exploit 1

  • TI-2026-72008 FastBee IDOR in device endpoints allows device takeover CVSS 4.0HIGH 8.6
  • TI-2026-75440 Insecure direct object reference in FastBee group endpoints CVSS 4.0MEDIUM 5.3
  • TI-2026-06758 kerwincui FastBee Tool Download Endpoint ToolController.java ToolController.download path traversal CVSS 4.0MEDIUM 5.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences