Some OpenJDK providers (like Azul or Red Hat) offer extended support for older Java versions, providing backported security patches that the public Oracle 7u80 release lacks.

When Oracle stopped public updates for Java 7, it didn't mean bugs stopped being found. It simply meant that the patches for those bugs were no longer available to the general public. Security fixes are now locked behind a paid Oracle Long-Term Support (LTS) agreement.

Ensure the machine running Java 7u80 has no direct access to the internet.

A flaw in the WLS Security component that allowed for remote exploitation without authentication.

While primarily discussed for Java 15-18, the underlying logic of how Java handles ECDSA signatures has been a point of constant revision that legacy versions do not benefit from.

While specific CVEs number in the hundreds, the risks associated with Java 7u80 generally fall into these high-impact categories:

Java 7 Update 80 is a historical artifact. In the modern threat landscape, running it is equivalent to leaving your front door unlocked in a high-crime neighborhood. The vulnerabilities are well-documented, and exploitation tools are readily available. Upgrading to at least Java 11 or 17 (LTS) is the only way to ensure your environment is protected against modern exploits.