Type Vulnerability
A vulnerability in Windows iSCSI could allow an authorised attacker to disclose information over a network.
Windows iSCSI Information Disclosure Vulnerability
CVE-2026-88231
What this means
This is rated medium severity (5.7 out of 10). There is no confirmed exploitation of it yet.
Full vendor description
Out-of-bounds read in Windows iSCSI allows an authorized attacker to disclose information over a network.
Scoring and exploitation
5.7/ 10
CVSS 3.1 base scoreMedium
Exploitable over the network with a low-privilege account, but only if a user takes an action, such as opening a file or link. High impact on confidentiality.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
Exploitability
Longer bar: easier to attack
Attack vectorNetworkAV:N
Attack complexityLowAC:L
Privileges requiredLowPR:L
User interactionRequiredUI:R
ScopeUnchangedS:U
Impact
Longer bar: more harm
ConfidentialityHighC:H
IntegrityNoneI:N
AvailabilityNoneA:N
- Not reported
- Exploited in the wild
- Not confirmed in the
- Not reported
Weaknesses
CWE-125
References
1 link from the CVE record, grouped by site.
msrc.microsoft.com1 link