What is the CVSS score of CVE-2025-8863?

CVE-2025-8863 has a contested CVSS base score of 7.0 from a third party (e.g. CISA-ADP), while the vendor rates it High. vuln.today uses the vendor rating as authoritative.

Which versions of Red Hat are affected by CVE-2025-8863?

Organizations using YugabyteDB diagnostic information face moderate risk from CVE-2025-8863 rated CVSS 7.0. Exploitation could compromise the security of affected deployments.

How to fix or mitigate CVE-2025-8863?

Within 30 days: Identify all affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Red Hat CVE-2025-8863

HIGH

Cleartext Transmission of Sensitive Information (CWE-319)

2025-08-11 security@yugabyte.com

Information Disclosure Red Hat

High

Disputed · 7.0 NVD

Severity by source

Sources disagree (Low–High)

NVD PRIMARY

7.0 HIGH

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:H/SI:L/SA:L/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

Red Hat

3.7 LOW

qualitative

vuln.today treats the vendor’s rating as authoritative. A higher third-party CVSS (e.g. CISA-ADP) is shown for transparency but does not drive the headline severity.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:H/SI:L/SA:L/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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:06 vuln.today

CVE Published

Aug 11, 2025 - 13:15 nvd

HIGH 7.0

DescriptionCVE.org

YugabyteDB diagnostic information was transmitted over HTTP, which could expose sensitive data during transmission

AnalysisAI

YugabyteDB diagnostic information was transmitted over HTTP, which could expose sensitive data during transmission. Rated high severity (CVSS 7.0), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-319. YugabyteDB diagnostic information was transmitted over HTTP, which could expose sensitive data during transmission

Affected ProductsAI

See vendor advisory for affected versions.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.