Deserialization of untrusted data in Oracle Java SE
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Code execution
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- Partial Red Hat: 24 fixed, 3 without a fix
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-502.
Summary
Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Scripting). Supported versions that are affected are Oracle Java SE: 8u451, 8u451-perf and 11.0.27; Oracle GraalVM Enterprise Edition: 21.3.14. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Java SE, Oracle GraalVM Enterprise Edition 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 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).
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Oracle | Oracle Java SE | 8u451; 8u451-perf; 11.0.27 | — | No fix listed | CNA |
| Oracle | Oracle GraalVM Enterprise Edition | 21.3.14 | — | No fix listed | CNA |
- Oracle Java SE VendorOracle Affected 8u451; 8u451-perf; 11.0.27 Fixed in — No fix listed CNA
- Oracle GraalVM Enterprise Edition VendorOracle Affected 21.3.14 Fixed in — No fix listed CNA
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:oracle:jre:1.8.0:update451:*:*:-:*:*:* | 1.8.0 update451 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:jre:1.8.0:update451:*:*:enterprise_performance_pack:*:*:* | 1.8.0 update451 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:jre:11.0.27:*:*:*:*:*:*:* | 11.0.27 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:jdk:1.8.0:update451:*:*:-:*:*:* | 1.8.0 update451 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:jdk:1.8.0:update451:*:*:enterprise_performance_pack:*:*:* | 1.8.0 update451 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:jdk:11.0.27:*:*:*:*:*:*:* | 11.0.27 | Vulnerable | Oracle |
| cpe:2.3:a:oracle:graalvm:21.3.14:*:*:*:enterprise:*:*:* | 21.3.14 | Vulnerable | Oracle |
- cpe:2.3:a:oracle:jre:1.8.0:update451:*:*:-:*:*:* Versions 1.8.0 update451 Vulnerable ·Oracle
- cpe:2.3:a:oracle:jre:1.8.0:update451:*:*:enterprise_performance_pack:*:*:* Versions 1.8.0 update451 Vulnerable ·Oracle
- cpe:2.3:a:oracle:jre:11.0.27:*:*:*:*:*:*:* Versions 11.0.27 Vulnerable ·Oracle
- cpe:2.3:a:oracle:jdk:1.8.0:update451:*:*:-:*:*:* Versions 1.8.0 update451 Vulnerable ·Oracle
- cpe:2.3:a:oracle:jdk:1.8.0:update451:*:*:enterprise_performance_pack:*:*:* Versions 1.8.0 update451 Vulnerable ·Oracle
- cpe:2.3:a:oracle:jdk:11.0.27:*:*:*:*:*:*:* Versions 11.0.27 Vulnerable ·Oracle
- cpe:2.3:a:oracle:graalvm:21.3.14:*:*:*:enterprise:*:*:* Versions 21.3.14 Vulnerable ·Oracle
Remediation
Red Hat 8 advisories
- RHSA-2025:13675 Released 2025-08-12 · Red Hat rating Importantjava-1.8.0-ibm security update
- Red Hat Enterprise Linux Supplementary (v. 8) java-1.8.0-ibm-1:1.8.0.8.50-1.el8_10, java-1.8.0-ibm-demo-1:1.8.0.8.50-1.el8_10, java-1.8.0-ibm-devel-1:1.8.0.8.50-1.el8_10 +5
- RHSA-2025:10868 Released 2025-07-21 · Red Hat rating ImportantOpenJDK 11.0.28 ELS Security Update for Windows Builds
- OPENJDK ELS 11.0.28
- RHSA-2025:10866 Released 2025-07-21 · Red Hat rating ImportantOpenJDK 11.0.28 ELS Security Update for Portable Linux Builds
- OPENJDK ELS 11.0.28
Show 5 more Red Hat advisories
- RHSA-2025:10865 Released 2025-07-21 · Red Hat rating Importantjava-11-openjdk ELS security update
- Red Hat OpenJDK 11 ELS for RHEL 7 java-11-openjdk-1:11.0.28.0.6-1.el7_9, java-11-openjdk-debug-1:11.0.28.0.6-1.el7_9, java-11-openjdk-demo-1:11.0.28.0.6-1.el7_9 +15
- Red Hat OpenJDK 11 ELS for RHEL 8 java-11-openjdk-1:11.0.28.0.6-1.el8, java-11-openjdk-demo-1:11.0.28.0.6-1.el8, java-11-openjdk-demo-fastdebug-1:11.0.28.0.6-1.el8 +20
- Red Hat OpenJDK 11 ELS for RHEL 9 java-11-openjdk-1:11.0.28.0.6-1.el9, java-11-openjdk-demo-1:11.0.28.0.6-1.el9, java-11-openjdk-demo-fastdebug-1:11.0.28.0.6-1.el9 +20
- RHSA-2025:10862 Released 2025-07-18 · Red Hat rating Importantjava-1.8.0-openjdk security update
- Red Hat CodeReady Linux Builder EUS (v.9.4) java-1.8.0-openjdk-demo-fastdebug-1:1.8.0.462.b08-3.el9, java-1.8.0-openjdk-demo-slowdebug-1:1.8.0.462.b08-3.el9, java-1.8.0-openjdk-devel-fastdebug-1:1.8.0.462.b08-3.el9 +7
- Red Hat Enterprise Linux AppStream (v. 8) java-1.8.0-openjdk-1:1.8.0.462.b08-2.el8, java-1.8.0-openjdk-accessibility-1:1.8.0.462.b08-2.el8, java-1.8.0-openjdk-demo-1:1.8.0.462.b08-2.el8 +5
- Red Hat Enterprise Linux AppStream (v. 9) java-1.8.0-openjdk-1:1.8.0.462.b08-3.el9, java-1.8.0-openjdk-demo-1:1.8.0.462.b08-3.el9, java-1.8.0-openjdk-devel-1:1.8.0.462.b08-3.el9 +4
- Red Hat Enterprise Linux AppStream AUS (v. 8.2) java-1.8.0-openjdk-1:1.8.0.462.b08-1.el8_2, java-1.8.0-openjdk-accessibility-1:1.8.0.462.b08-1.el8_2, java-1.8.0-openjdk-demo-1:1.8.0.462.b08-1.el8_2 +5
- Red Hat Enterprise Linux AppStream AUS (v.8.4) java-1.8.0-openjdk-1:1.8.0.462.b08-1.el8_4, java-1.8.0-openjdk-accessibility-1:1.8.0.462.b08-1.el8_4, java-1.8.0-openjdk-demo-1:1.8.0.462.b08-1.el8_4 +5
- Red Hat Enterprise Linux AppStream AUS (v.8.6) java-1.8.0-openjdk-1:1.8.0.462.b08-1.el8_6, java-1.8.0-openjdk-accessibility-1:1.8.0.462.b08-1.el8_6, java-1.8.0-openjdk-demo-1:1.8.0.462.b08-1.el8_6 +5
- Red Hat Enterprise Linux AppStream E4S (v.8.6) java-1.8.0-openjdk-1:1.8.0.462.b08-1.el8_6, java-1.8.0-openjdk-accessibility-1:1.8.0.462.b08-1.el8_6, java-1.8.0-openjdk-demo-1:1.8.0.462.b08-1.el8_6 +5
- Red Hat Enterprise Linux AppStream E4S (v.8.8) java-1.8.0-openjdk-1:1.8.0.462.b08-2.el8, java-1.8.0-openjdk-accessibility-1:1.8.0.462.b08-2.el8, java-1.8.0-openjdk-demo-1:1.8.0.462.b08-2.el8 +5
- Red Hat Enterprise Linux AppStream E4S (v.9.0) java-1.8.0-openjdk-1:1.8.0.462.b08-1.el9_0, java-1.8.0-openjdk-demo-1:1.8.0.462.b08-1.el9_0, java-1.8.0-openjdk-devel-1:1.8.0.462.b08-1.el9_0 +4
- Red Hat Enterprise Linux AppStream E4S (v.9.2) java-1.8.0-openjdk-1:1.8.0.462.b08-3.el9, java-1.8.0-openjdk-demo-1:1.8.0.462.b08-3.el9, java-1.8.0-openjdk-devel-1:1.8.0.462.b08-3.el9 +4
- Red Hat Enterprise Linux AppStream EUS (v.9.4) java-1.8.0-openjdk-1:1.8.0.462.b08-3.el9, java-1.8.0-openjdk-demo-1:1.8.0.462.b08-3.el9, java-1.8.0-openjdk-devel-1:1.8.0.462.b08-3.el9 +4
- Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) java-1.8.0-openjdk-1:1.8.0.462.b08-1.el8_4, java-1.8.0-openjdk-accessibility-1:1.8.0.462.b08-1.el8_4, java-1.8.0-openjdk-demo-1:1.8.0.462.b08-1.el8_4 +5
- Red Hat Enterprise Linux AppStream TUS (v.8.6) java-1.8.0-openjdk-1:1.8.0.462.b08-1.el8_6, java-1.8.0-openjdk-accessibility-1:1.8.0.462.b08-1.el8_6, java-1.8.0-openjdk-demo-1:1.8.0.462.b08-1.el8_6 +5
- Red Hat Enterprise Linux AppStream TUS (v.8.8) java-1.8.0-openjdk-1:1.8.0.462.b08-2.el8, java-1.8.0-openjdk-accessibility-1:1.8.0.462.b08-2.el8, java-1.8.0-openjdk-demo-1:1.8.0.462.b08-2.el8 +5
- Red Hat Enterprise Linux CRB (v. 8) java-1.8.0-openjdk-accessibility-fastdebug-1:1.8.0.462.b08-2.el8, java-1.8.0-openjdk-accessibility-slowdebug-1:1.8.0.462.b08-2.el8, java-1.8.0-openjdk-demo-fastdebug-1:1.8.0.462.b08-2.el8 +9
- Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) java-1.8.0-openjdk-demo-fastdebug-1:1.8.0.462.b08-3.el9, java-1.8.0-openjdk-demo-slowdebug-1:1.8.0.462.b08-3.el9, java-1.8.0-openjdk-devel-fastdebug-1:1.8.0.462.b08-3.el9 +7
- RHSA-2025:10861 Released 2025-07-18 · Red Hat rating Importantjava-1.8.0-openjdk security update
- Red Hat Enterprise Linux Server (v. 7 ELS) java-1.8.0-openjdk-1:1.8.0.462.b08-1.el7_9, java-1.8.0-openjdk-devel-1:1.8.0.462.b08-1.el7_9, java-1.8.0-openjdk-headless-1:1.8.0.462.b08-1.el7_9
- Red Hat Enterprise Linux Server Optional (v. 7 ELS) java-1.8.0-openjdk-accessibility-1:1.8.0.462.b08-1.el7_9, java-1.8.0-openjdk-demo-1:1.8.0.462.b08-1.el7_9, java-1.8.0-openjdk-javadoc-1:1.8.0.462.b08-1.el7_9 +2
- RHSA-2025:10864 Released 2025-07-17 · Red Hat rating ImportantOpenJDK 8u462 Windows Security Update
- Red Hat Build of OpenJDK 8u462
- RHSA-2025:10863 Released 2025-07-17 · Red Hat rating ImportantOpenJDK 8u462 Security Update for Portable Linux Builds
- Red Hat Build of OpenJDK 8u462
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Oracle GraalVM Enterprise Edition, Oracle Java SE — oracle.com/security-alerts/cpujul2025.html
7 records Highest priority Priority MEDIUM 2 MEDIUM, 5 LOW
Other records, highest priority first
- TI-2025-31972 Improper access control in Oracle Java SEPriority MEDIUM 44
- TI-2025-22020 Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise…Priority MEDIUM 40
- TI-2025-32019 Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise…Priority LOW 39
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Out of support scope |
| Red Hat build of OpenJDK 11 | Affected | No fix yet |
| OPENJDK ELS 11.0.28 | Fixed | RHSA-2025:10866 |
| Red Hat Build of OpenJDK 8u462 | Fixed | RHSA-2025:10864 |
| Red Hat CodeReady Linux Builder EUS (v.9.4) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux AppStream AUS (v. 8.2) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux AppStream AUS (v.8.4) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux AppStream AUS (v.8.6) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux AppStream E4S (v.8.6) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux AppStream E4S (v.8.8) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux AppStream E4S (v.9.0) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux AppStream E4S (v.9.2) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux AppStream EUS (v.9.4) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux AppStream TUS (v.8.6) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux AppStream TUS (v.8.8) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux CRB (v. 8) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) | Fixed | RHSA-2025:10862 |
| Red Hat Enterprise Linux Server (v. 7 ELS) | Fixed | RHSA-2025:10861 |
| Red Hat Enterprise Linux Server Optional (v. 7 ELS) | Fixed | RHSA-2025:10861 |
| Red Hat Enterprise Linux Supplementary (v. 8) | Fixed | RHSA-2025:13675 |
| Red Hat OpenJDK 11 ELS for RHEL 7 | Fixed | RHSA-2025:10865 |
| Red Hat OpenJDK 11 ELS for RHEL 8 | Fixed | RHSA-2025:10865 |
| Red Hat OpenJDK 11 ELS for RHEL 9 | Fixed | RHSA-2025:10865 |
Not affected: 5 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Red Hat build of OpenJDK 17
- Red Hat build of OpenJDK 21
Timeline
- 2026-10-02 Threatist record created from CVE-2025-30761
- 2026-10-03 Alias added: GHSA-4qjg-x4v4-w4j9
- 2026-10-09 Fix available: RHSA-2025:10864 · Red Hat
- 2026-10-09 Fix available: RHSA-2025:10863 · Red Hat
- 2026-10-09 Fix available: RHSA-2025:10866 · Red Hat
- 2026-10-09 Fix available: RHSA-2025:10868 · Red Hat
- 2026-10-09 Fix available: OPENJDK ELS 11.0.28, Red Hat Build of OpenJDK 8u462 · Red Hat
References
Advisory 1
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- TI-2020-06291 Prototype pollution in y18n CVSS 3.1CRITICAL 9.8
- TI-2022-05834 Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle… CVSS 3.1HIGH 7.5
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Sources
- CVE-2025-30761 · CVE Program
- CVE-2025-30761 · NVD
- FIRST EPSS
- GHSA-4qjg-x4v4-w4j9 · GitHub Advisory Database · CC BY 4.0
- CVE-2025-30761 · Red Hat security data · CC BY 4.0
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