Security Releases – Horizon 29.0.4, Meridians 2021.1.9, 2020.1.17, 2019.1.28

Today we released off-cycle updates to all OpenNMS Meridian versions under active support, as well as Horizon 29, to address additional Log4j2 "Log4Shell" vulnerabilities.

It is strongly recommended that you upgrade to the latest releases immediately.

• Horizon 29.0.4 (codename The Bird)
• Meridian 2021.1.9 (codename Venera 6)
• Meridian 2020.1.17 (codename Blowhole)
• Meridian 2019.1.28 (codename Xolotlan)