Red Hat Openshift Dev Spaces vulnerabilities

4 CVEs affecting Red Hat Openshift Dev Spaces, 1 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-12856, published 2026-06-29.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2023-44487: HTTP/2 Rapid Reset Attack Vulnerability, published 2023-10-10. High severity, CVSS 7.5. Actively exploited: in CISA KEV since 2023-10-10. EPSS: 100% chance of exploitation in the next 30 days. The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.
CVE-2023-48795, published 2023-12-18. Medium severity, CVSS 5.9. EPSS: 93.5% chance of exploitation in the next 30 days. The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote attackers to bypass integrity checks such that some packets are omitted (from…
CVE-2026-44495, published 2026-06-11. High severity, CVSS 7.7. EPSS: 1% chance of exploitation in the next 30 days. Axios is a promise based HTTP client for the browser and Node.js. From 0.19.0 to before 0.31.1 and 1.15.2, Axios contains prototype-pollution gadgets in request config processing. If another…
CVE-2026-12856, published 2026-06-29. High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days. A flaw was found in the vscode-java extension, which provides Java language support for Visual Studio Code. The extension incorrectly trusts all Markdown content in JavaDoc hovers, allowing a…