rce
Safeguard articles tagged "rce" — guides, analysis, and best practices for software supply chain and application security.
87 articles
regreSSHion (CVE-2024-6387) Explained: A Signal-Handler Race That Reopened an Old OpenSSH RCE
CVE-2024-6387, regreSSHion, is an unauthenticated remote code execution flaw in OpenSSH's sshd caused by a signal-handler race — a regression of a bug fixed back in 2006.
Text4Shell (CVE-2022-42889) Explained: RCE in Apache Commons Text Interpolation
CVE-2022-42889, Text4Shell, let attackers run code through Apache Commons Text's string interpolation when apps passed untrusted input to StringSubstitutor. Here is the flaw and why it was narrower than feared.
Apache Struts and the recurring pattern of path-traversal and RCE bugs
Equifax lost data on 147 million people to one unpatched Struts CVE in 2017 — and the same class of bug resurfaced in Struts as recently as December 2023.
Jenkins CLI Arbitrary File Read (CVE-2024-23897) Explained
CVE-2024-23897 turned a convenience feature in Jenkins' CLI argument parser into an arbitrary file read that can escalate to full RCE. Here's the mechanism and the fix.
VMware vCenter (CVE-2021-21985) Explained: The vSAN Plugin RCE
CVE-2021-21985 is a CVSS 9.8 unauthenticated RCE in VMware vCenter Server's vSAN Health plugin, enabled by default on every install. Here is how it works and the patched builds to run.
Spring4Shell (CVE-2022-22965) Deep Dive: RCE via Data Bin...
A technical breakdown of Spring4Shell (CVE-2022-22965): the data-binding RCE, affected Spring/Tomcat configurations, severity, timeline, and how to remediate and detect exposure.
Confluence OGNL Injection (CVE-2022-26134) Explained
CVE-2022-26134 is a CVSS 9.8 unauthenticated OGNL injection in Atlassian Confluence, exploited as a zero-day before the patch. Here is how the flaw works and which versions fixed it.
Confluence CVE-2021-26084 Explained: The Webwork OGNL Injection RCE
CVE-2021-26084 is an unauthenticated OGNL injection in Confluence Server and Data Center that allows remote code execution, rated CVSS 9.8. Here is the timeline, root cause, detection, and patched versions.
Shellshock (CVE-2014-6271) Explained: RCE Hiding in Bash Environment Variables
CVE-2014-6271, Shellshock, let attackers run commands by smuggling code into environment variables that Bash parsed as function definitions. Reachable over HTTP, DHCP, and SSH. Here is how.
Fastjson AutoType Bypass RCE (CVE-2022-25845) Explained
CVE-2022-25845 defeated Fastjson's autoType protection and reopened a deserialization RCE path. Here's how the bypass worked and how to lock the library down.
Follina (CVE-2022-30190) Explained: Code Execution From a Word Document With Macros Off
CVE-2022-30190, Follina, abused the Windows MSDT protocol handler so a Word document could run PowerShell — no macros, no enable-content click. Here is the ms-msdt mechanism.
Pillow (PIL) Security Guide (2026)
Pillow is the default image library for Python — and because it parses untrusted image bytes and once shipped an eval-based ImageMath, it has a long, real CVE history spanning arbitrary code execution and native buffer overflows.
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