01 Record
CVE-2026-95699
MrSteam iSteamX Improper Isolation or Compartmentalization
HighPUBLISHEDCNA: icscert
CNA base score8.4 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:H
02 Description
MrSteam iSteamX Improper Isolation or Compartmentalization
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- Not scored by EPSS
- EPSS percentile
- Not scored by EPSS
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Not recorded
- 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
- 2026-09-24 20:39Z1 HR AGO
- Last updated
- 2026-09-24 20:39Z1 HR AGO
- Reserved
- 2026-09-22
- Assigning CNA
- icscert
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.4)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:H
- Weaknesses
- CWE-653Improper Isolation or CompartmentalizationClass
- Data version
- 5.2
- Document digest
- 9bd61a9b740348f01b9f71080db96af7edbc7768ab55354f40a023502f4fae16
05 Affected products
VendorProductVersionsPlatforms
06 References
- raw.githubusercontent.comhttps://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/VA/white/2026/va-26-267-01.json
- www.mrsteam.comhttps://www.mrsteam.com/contactus/
07 Remediation
The vendor has implemented countermeasures to mitigate this vulnerability and is in effect as of 9/18/2026. Affected users are encouraged to contact them for more information at ( https://www.mrsteam.com/contactus/ ).