Synced 02 Nov 2026 13:39 UTC Account

Is Spark 1.6.3 patched?

Apache · cycle 1.6 · end of life
1.6.320/100Critical · exploited

Current stable (4.2.1): 100/100

Minimum safe version3.5.7

1.6.3 has 8 open critical-or-high vulnerabilities. Run 3.5.7 or later to clear them. See what 3.5.7 fixes →

Upgrade impact: Major upgrade (2 major versions). Crossing a major version usually means breaking changes. Review the vendor’s upgrade / migration guide and test before you roll it out.

Health score20/100
Open issues15
Exploited now1
Cycle 1.6 EOL2016-07-19
Latest release4.2.1

Summary iPlain-English security status for Spark 1.6.3, built from its CVEs, active-exploitation data, end-of-life date and latest release.

Spark 1.6.3 is part of the 1.6 release line. 1 actively-exploited vulnerability affects it (CISA KEV). The minimum safe version is 3.5.7 — upgrade to it or later to clear the open critical/high issues. The 1.6 line reached end-of-life on 2016-07-19, so it no longer receives security patches. The latest supported Spark release is 4.2.1.

Frequently asked

Is Spark 1.6.3 patched?

No — 1 actively-exploited vulnerability affects Spark 1.6.3. Upgrade to at least 3.5.7.

What version should I upgrade Spark 1.6.3 to?

Upgrade Spark 1.6.3 to at least 3.5.7 to clear its 8 open critical-or-high vulnerabilities.

When does Spark 1.6 reach end-of-life?

Spark 1.6 reached end-of-life on 2016-07-19 and no longer receives security patches.

What is the latest version of Spark?

The latest supported Spark release is 4.2.1.

Is Spark 1.6.3 still receiving security updates?

No — Spark 1.6.3 is on the 1.6 line, which reached end-of-life on 2016-07-19 and no longer receives security updates. Upgrade to 4.2.1 or later to stay supported.

Informational only, from public data (NVD · CISA KEV · EPSS · endoflife.date), and can lag or miss vendor-specific fixes. Always confirm against Apache's official advisory before you patch or upgrade.