01 Record
CVE-2026-7677
kerwincui FastBee System Notice SysNoticeController.java add cross site scripting
MediumPUBLISHEDCNA: VulDB
CNA base score5.1 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
02 Description
kerwincui FastBee System Notice SysNoticeController.java add cross site scripting
03 Exploitation and scoring
- 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.
- EPSS probability
- 0.19% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 9.0% of scored records. A rank, not a probability.
- NVD base score
- 2.0 (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:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/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 2026-10-26.
- 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.
04 Metadata
- Published
- 2026-05-03 03:15Z5 MO AGO
- Last updated
- 2026-05-04 13:06Z5 MO AGO
- Reserved
- 2026-05-02
- Assigning CNA
- VulDB
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.1)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
- Weaknesses
- Data version
- 5.2
- Document digest
- 0a979f4a8efd86f00b433fa692ab7d5472e3d90d49a8d317f9d636de8d573550
05 Affected products
VendorProductVersionsPlatforms
06 References
- vuldb.comVDB-360830 | kerwincui FastBee System Notice SysNoticeController.java add cross site scriptinghttps://vuldb.com/vuln/360830
- vuldb.comVDB-360830 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/vuln/360830/cti
- vuldb.comSubmit #800724 | kerwincui FastBee ≤ 1.2.1 Improper Neutralization of Alternate XSS Syntaxhttps://vuldb.com/submit/800724
- fx4tqqfvdw4.feishu.cnhttps://fx4tqqfvdw4.feishu.cn/docx/Iu5Dd558UoS4uIxhH9YcgNsWnjc?from=from_copylink