Vulnerability record · CVE-2021-41035 · published 25 October 2021

CVE-2021-41035: Eclipse openj9 execution with unnecessary privileges vulnerability

Eclipse · Openj9

In Eclipse Openj9 before version 0.29.0, the JVM does not throw IllegalAccessError for MethodHandles that invoke inaccessible interface methods.

9.8 CVSS 3.1 Critical EPSS 1.8% · top 22.1% CWE-250 · Execution with unnecessary privilegesCWE-440 · CWE-440

9.8CVSS 3.1 base score, v2 7.5

1.8%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

8References

17 Jun 2026Last modified by NVD

Description

In Eclipse Openj9 before version 0.29.0, the JVM does not throw IllegalAccessError for MethodHandles that invoke inaccessible interface methods.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Openj9 Eclipse

References

Link	Tags
https://bugs.eclipse.org/bugs/show_bug.cgi?id=576395	Vendor Advisory
https://github.com/eclipse-openj9/openj9/pull/13740	PatchThird Party Advisory
https://gitlab.eclipse.org/eclipsefdn/emo-team/emo/-/issues/104	Vendor Advisory
https://security.netapp.com/advisory/ntap-20240621-0006/
https://bugs.eclipse.org/bugs/show_bug.cgi?id=576395	Vendor Advisory
https://github.com/eclipse-openj9/openj9/pull/13740	PatchThird Party Advisory
https://gitlab.eclipse.org/eclipsefdn/emo-team/emo/-/issues/104	Vendor Advisory
https://security.netapp.com/advisory/ntap-20240621-0006/

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2020-27221Eclipse openj9 stack-based buffer overflow vulnerabilityIn Eclipse OpenJ9 up to and including version 0.23, there is potential for a stack-based buffer overflow when the virtual machine or JNI natives are …EPSS 1.5%21 Jan 2021 9.8CVE-2019-11772Eclipse openj9 out-of-bounds write vulnerabilityIn Eclipse OpenJ9 prior to 0.15, the String.getBytes(int, int, byte[], int) method does not verify that the provided byte array is non-null nor that …EPSS 2.1%17 Jul 2019 9.8CVE-2018-12547Eclipse openj9 improper input validation vulnerabilityIn Eclipse OpenJ9, prior to the 0.12.0 release, the jio_snprintf() and jio_vsnprintf() native methods ignored the length parameter. This affects exis…EPSS 2.7%11 Feb 2019 9.8CVE-2018-12549Eclipse openj9 improper input validation vulnerabilityIn Eclipse OpenJ9 version 0.11.0, the OpenJ9 JIT compiler may incorrectly omit a null check on the receiver object of an Unsafe call when acceleratin…EPSS 2.3%11 Feb 2019 9.8CVE-2018-12548Eclipse openj9 memory buffer overflow vulnerabilityIn OpenJDK + Eclipse OpenJ9 version 0.11.0 builds, the public jdk.crypto.jniprovider.NativeCrypto class contains public static natives which accept p…EPSS 1.1%31 Jan 2019 9.1CVE-2023-2597Eclipse openj9 classic buffer overflow vulnerabilityIn Eclipse Openj9 before version 0.38.0, in the implementation of the shared cache (which is enabled by default in OpenJ9 builds) the size of a strin…EPSS 0.43%22 May 2023 9.1CVE-2019-17631Eclipse openj9 improper authorization vulnerabilityFrom Eclipse OpenJ9 0.15 to 0.16, access to diagnostic operations such as causing a GC or creating a diagnostic file are permitted without any privil…EPSS 2.1%17 Oct 2019 8.7CVE-2026-6918Eclipse openj9 out-of-bounds read vulnerabilityIn Eclipse Open9J versions 0.21 to 0.58, a pre-authentication remote attacker can crash JITServer by sending a 32-byte crafted TCP message.EPSS 1.2%5 May 2026

Source: NIST National Vulnerability Database (record CVE-2021-41035), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.