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© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2023-26218

26
FAUCET Score

CVE-2023-26218 is a critical Reflected Cross-Site Scripting (XSS) vulnerability affecting TIBCO Nimbus versions 10.6.0 and below. This flaw allows a low-privileged attacker to social engineer a legitimate user into executing malicious scripts, potentially leading to high impact on confidentiality, integrity, and availability. While the CVSS score is 9.0 (Critical), indicating easy exploitability over a network with low privileges but requiring user interaction, there is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 10.6.1CPE matchmatch criteria
cpe:2.3:a:tibco:nimbus:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.0HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.1
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.52%
Probability of exploitation in next 30 days
EPSS Percentile
41.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0052 is in the 40th percentile among its peer group of 265 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.6 Bluesky, 0.3 Mastodon, and 1.6 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

tibco.com / services/support/advisories
Vendor Advisory