01 Record
CVE-2025-9800
SimStudioAI sim HTML File route.ts import unrestricted upload
MediumPUBLISHEDCNA: VulDB
CNA base score5.3 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
02 Description
SimStudioAI sim HTML File route.ts import unrestricted upload
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
- 0.31% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 24.3% of scored records. A rank, not a probability.
- NVD base score
- 2.1 (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:L/VA:L/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
- Analyzed. NVD last modified this record on 2026-10-01.
- 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
- 2025-09-01 22:32Z1 YR AGO
- Last updated
- 2025-09-02 19:45Z1 YR AGO
- Reserved
- 2025-09-01
- Assigning CNA
- VulDB
- 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:L/VA:L/SC:N/SI:N/SA:N/E:P
- Weaknesses
- Data version
- 5.1
- Document digest
- 324a7741025608dc5b01dc5814e1e3490ca00d252da57ed3af9d6e2108e44821
05 Affected products
VendorProductVersionsPlatforms
06 References
- vuldb.comVDB-322115 | SimStudioAI sim HTML File route.ts import unrestricted uploadhttps://vuldb.com/?id.322115
- vuldb.comVDB-322115 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/?ctiid.322115
- vuldb.comSubmit #641129 | simstudioai https://github.com/simstudioai/sim <=1.0.0 Dangerous type of file upload (CWE-434)https://vuldb.com/?submit.641129
- github.comhttps://github.com/simstudioai/sim/issues/958
- github.comhttps://github.com/simstudioai/sim/issues/958#issuecomment-3221311734
- github.comhttps://github.com/simstudioai/sim/issues/958#issue-3320696271
- github.comhttps://github.com/simstudioai/sim/commit/45372aece5e05e04b417442417416a52e90ba174