How severe is CVE-2025-61881?

CVE-2025-61881 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2025-61881 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-61881?

CVE-2025-61881 affects Oracle Java Virtual Machine. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-61881?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-61881 have an EU (EUVD) identifier?

Yes. CVE-2025-61881 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-35245.

When was CVE-2025-61881 published?

CVE-2025-61881 was published on 2025-10-21 and last updated on 2026-06-17.

CVE-2025-61881

CVE-2025-61881 is a medium-severity vulnerability in Oracle Java Virtual Machine with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-35245
Weakness: CWE-284
Affected product: Oracle Java Virtual Machine
Published: 2025-10-21
Last modified: 2026-06-17

Description

Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 19.3-19.28, 21.3-21.19 and 23.4-23.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise Java VM. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Java VM accessible data. CVSS 3.1 Base Score 5.9 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N).

Frequently asked questions

What is CVE-2025-61881?: Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 19.3-19.28, 21.3-21.19 and 23.4-23.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise Java VM. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Java VM accessible data. CVSS 3.1 Base Score 5.9 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N).
How severe is CVE-2025-61881?: CVE-2025-61881 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2025-61881 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-61881?: CVE-2025-61881 affects Oracle Java Virtual Machine. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-61881?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-61881 have an EU (EUVD) identifier?: Yes. CVE-2025-61881 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-35245.
When was CVE-2025-61881 published?: CVE-2025-61881 was published on 2025-10-21 and last updated on 2026-06-17.

References

https://www.oracle.com/security-alerts/cpuoct2025.html

Affected products (1)

cpe:2.3:a:oracle:java_virtual_machine:*:*:*:*:*:*:*:*

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