Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2023-40290

27
FAUCET Score

CVE-2023-40290 is a high-severity Cross-Site Scripting (XSS) vulnerability affecting Supermicro X11SSM-F, X11SAE-F, and X11SSE-F devices, specifically when accessed via Internet Explorer 11 on Windows. With a CVSS score of 8.3, this vulnerability could allow an unauthenticated attacker to achieve high impact on confidentiality, integrity, and availability through a complex attack requiring user interaction. While there is no evidence of active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered some community discussion and media coverage, indicating awareness within the cybersecurity community. This suggests a potential for future exploitation, despite its current inactive status on hot lists.

Impacted Technologies

VendorProductVersion(s)CPE
1.66CPE matchmatch criteria
cpe:2.3:o:supermicro:x11ssm-f_firmware:1.66:*:*:*:*:*:*:*
1.66CPE matchmatch criteria
cpe:2.3:o:supermicro:x11sae-f_firmware:1.66:*:*:*:*:*:*:*
1.66CPE matchmatch criteria
cpe:2.3:o:supermicro:x11sse-f_firmware:1.66:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.3HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.6
Impact Score
6.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.66%
Probability of exploitation in next 30 days
EPSS Percentile
47.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0066 is in the 39th percentile among its peer group of 1,572 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.4 Bluesky, 0.2 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.6 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

supermicro.com / en/support/security_BMC_IPMI_Oct_2023
Vendor Advisory
supermicro.com / en/support/security_center
Vendor Advisory