Hi, Spring fans! Welcome to another installment of This Week in Spring! I'm back home from the Hawaiin islands. It's so good to be home.

First thing's first: there's a security vulnerability. We've already released guidance on how to mitigate as well as new releases of Spring Framework and Spring Boot that include the mitigation by deault. See the links below for more.

• Spring Framework RCE, Early Announcement
• Spring Framework RCE, Mitigation Alternative
• CVE report published for Spring Cloud Function

Now, back to your regularly scheduled installment of This Week in Spring:

• A Bootiful Podcast: Kubernetes cofounder and vice president of R&D at VMware, Craig McLuckie
• Blog: Is Your Cluster Ready for v1.24?
…

Yesterday we announced a Spring Framework RCE vulnerability CVE-2022-22965, listing Apache Tomcat as one of several preconditions. The Apache Tomcat team has since released versions 10.0.20, 9.0.62, and 8.5.78 all of which close the attack vector on Tomcat's side. While the vulnerability is not in Tomcat itself, in real world situations, it is important to be able to choose among multiple upgrade paths that in turn provides flexibility and layered protection.

Upgrading to Spring Framework 5.3.18+ or 5.2.20+ continues to be our main recommendation not only because it addresses the root cause…

Hi, Spring fans! In this installment we dare to be boring with YugabyteDB, a distributed database that just works. It's a database that feels like PostgreSQL but scales like Apache Cassandra.

Updates

• [04-13] "Data Binding Rules Vulnerability CVE-2022-22968" follow-up blog post published, related to the "disallowedFields" from the Suggested Workarounds
• [04-08] Snyk announces an additional attack vector for Glassfish and Payara. See also related Payara, upcoming release announcement
• [04-04] Updated Am I Impacted with improved description for deployment requirements
• [04-01] Updated Am I Impacted with additional notes
• [04-01] Updated Suggested Workarounds section for Apache Tomcat upgrades and Java 8 downgrades
• [04-01] "Mitigation Alternative" follow-up blog post published, announcing Apache Tomcat releases versions 10.0.20, 9.0.62, and 8.5.78…

Hi, Spring fans! Welcome to another installment of a Bootiful Podcast! In this episode, Josh Long (@starbuxman) talks to Kubernetes cofounder, all-around nice person, and vice president of R&D at VMware, Craig McLuckie (@cmcluck).

NOTE: Hi, Spring fans! This is a guest post from Sean Li, our friend at Microsoft

I am pleased to announce that Spring Cloud Azure 4.0 is now generally available. With this major release we aim to bring better security, leaner dependencies, support for production readiness and more. Version 4 represents a significant milestone in our product roadmap that we couldn’t have delivered without the collective wisdom of the Spring community and customer feedback. On behalf of the Spring on Azure product team, thank you for making this happen!

Unified Development Experience

At the Developer Division…

Aloha, Spring fans, from beautiful Maui, Hawaii, where I am with my family on a bit of vacation. It's our daughter's Spring break and so we're enjoying the family time while we can get it! I wanted to take a brief interlude in between the never-enough time on the beach and all the rum to get this week's installment out for y'all, so let's dive right into it!

• A Bootiful Podcast: Event streaming guru Jan Svoboda on Apache Kafka Design Patterns
• An update on Java 17 adoption
• Build To Manage: Proper Exception Handling Makes Your Applications Easier to Build and Manage
• CVE report published for Spring Framework
• Getting Started with Spring WebFlux
• Initial AOT support in Spring Framework 6.0.0-M3
• Java 18 is out! Get the bits while they're hot! Or at least get Java 17. Wouldn't want to be two major versions behind, would ya?
• Java Records tortured with Lombok yet again (builder edition)
• Want an industrial grade Kubernetes distribution? Check out this blog on …

We have released Spring Cloud Function 3.1.7 & 3.2.3 to address the following CVE report.

• CVE-2022-22963: Remote code execution in Spring Cloud Function by malicious Spring Expression

Please review the information in the CVE report and upgrade immediately.

We have released Spring Framework 5.3.17 and Spring Framework 5.2.20 to address the following CVE report.

• CVE-2022-22950: Spring Expression DoS Vulnerability

Please review the information in the CVE report and upgrade immediately.

Spring Boot users should upgrade to 2.5.11 or 2.6.5.