CVE-2025-30691

Description

Vulnerability in Oracle Java SE (component: Compiler). Supported versions that are affected are Oracle Java SE: 21.0.6, 24; Oracle GraalVM for JDK: 21.0.6 and 24. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Java SE accessible data as well as unauthorized read access to a subset of Oracle Java SE accessible data. Note: This vulnerability can be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. This vulnerability also applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. CVSS 3.1 Base Score 4.8 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N).

How to fix CVE-2025-30691

To remediate CVE-2025-30691, upgrade the affected package to a fixed version below.

• —upgrade to 21.0.7 or later
• —upgrade to 21.0.7 or later
• —upgrade to 21.0.7 or later
• —upgrade to 11.0.27+6-1~deb11u1 or later
• —upgrade to 17.0.15+6-1~deb11u1 or later
• —upgrade to 21.0.7+6-1 or later

Is CVE-2025-30691 being exploited?

Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.

Affected packages (6)

• >= 18.0.0, < 21.0.7, >= 22.0.0, < 24.0.1
• >= 18.0.0, < 21.0.7, >= 22.0.0, < 24.0.1
• >= 18.0.0, < 21.0.7, >= 22.0.0, < 24.0.1
• from 0, < 11.0.27+6-1~deb11u1
• from 0, < 17.0.15+6-1~deb11u1
• from 0, < 21.0.7+6-1

CVSS scores

References (5)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2025-30691
• WEBlists.debian.org/debian-lts-announce/2025/05/msg00026.html
• WEBnvd.nist.gov/vuln/detail/CVE-2025-30691
• WEBsecurity.netapp.com/advisory/ntap-20250418-0004/