# Oracle Java SE vulnerabilities require urgent patching

Published: 2023-04-18 · Severity: routine · Sectors: Technology
Canonical: https://vorant.io/reports/2830bce8-701c-5554-b793-0a622d053da0/oracle-java-se-vulnerabilities-require-urgent-patching
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> IPA alerts on critical Oracle Java SE flaws; immediate patching of supported releases advised.

Source: ipa.go.jp — https://www.ipa.go.jp/archive/security/security-alert/2023/0419-jre.html

## What to check

- Applies to: The 1 CVE named below. Whether you run an affected version is not assessed: check the versions the source lists.
- Exploitation: No exploitation in the wild and no public exploit is recorded for the CVEs named.

The Japanese Information-technology Promotion Agency (IPA) has published a security alert regarding vulnerabilities in Oracle Java SE. Oracle has announced these flaws carry significant impact if exploited, warranting immediate patching of all supported Java SE releases. The alert directs administrators to update to the latest versions provided by Oracle. IPA notes that Oracle changed Java's licensing terms from April 2019 onwards; organisations deploying Java commercially should verify their license compliance and arrange appropriate vendor support channels before applying updates. The alert does not specify individual CVE identifiers beyond a reference to CVE-2023-21930 in the title, nor does it detail the technical nature of the flaws, exploitation status, or affected version boundaries—defenders should consult Oracle's own security bulletins for those specifics.

## Mentioned in this report

- Vulnerabilities: CVE-2023-21930

Source reporting: https://www.ipa.go.jp/archive/security/security-alert/2023/0419-jre.html

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