CVE-2026-27603 is a critical vulnerability affecting Chartbrew, an open-source web application for data visualization, in versions prior to 4.8.4. This flaw allows unauthenticated attackers to access sensitive chart data from any project or team due to missing authentication and authorization checks on the chart filter endpoint. With a CVSS score of 8.7 (High), it presents a significant risk of unauthorized information disclosure. While there is no evidence of active exploitation or public exploit code, the vulnerability has garnered some community discussion, indicating awareness within the cybersecurity community. Organizations using Chartbrew are strongly advised to upgrade to version 4.8.4 or later immediately to mitigate this risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 4.8.4CPE matchmatch criteria | cpe:2.3:a:depomo:chartbrew:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/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
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub 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 records are not available for this CVE.