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    CVE-2023-24539

    Angle brackets (<>) are not considered dangerous characters when inserted into CSS contexts. Templates containing multiple actions separated by a '/' character can result in unexpectedly closing the CSS context and allowing for injection of unexpected HTML, if executed with untrusted input.

    Published:Apr 20, 2023
    Last Modified:Jan 24, 2025
    EPS:May 11, 2023
    EPSS Score:0.00065
    CVSS Score:7.3

    Affected Products

    Vendor
    Golang
    Product
    Go
    Vendor
    Redhat
    Product
    Acm
    Vendor
    Redhat
    Product
    Advanced Cluster Security
    Vendor
    Redhat
    Product
    Ansible Automation Platform
    Vendor
    Redhat
    Product
    Cert Manager
    Vendor
    Redhat
    Product
    Container Native Virtualization
    Vendor
    Redhat
    Product
    Devtools
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Migration Toolkit Applications
    Vendor
    Redhat
    Product
    Migration Toolkit Virtualization
    Vendor
    Redhat
    Product
    Multicluster Engine
    Vendor
    Redhat
    Product
    Network Observ Optr
    Vendor
    Redhat
    Product
    Openshift
    Vendor
    Redhat
    Product
    Openshift Api Data Protection
    Vendor
    Redhat
    Product
    Openshift Data Foundation
    Vendor
    Redhat
    Product
    Openshift Secondary Scheduler
    Vendor
    Redhat
    Product
    Openshift Serverless
    Vendor
    Redhat
    Product
    Openstack
    Vendor
    Redhat
    Product
    Rhmt
    Vendor
    Redhat
    Product
    Rhosemc
    Vendor
    Redhat
    Product
    Run Once Duration Override Operator
    Vendor
    Redhat
    Product
    Service Interconnect

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-10 Buffer Overflow via Environment Variables
    CAPEC-101 Server Side Include (SSI) Injection
    CAPEC-105 HTTP Request Splitting
    CAPEC-108 Command Line Execution through SQL Injection
    CAPEC-120 Double Encoding
    CAPEC-13 Subverting Environment Variable Values
    CAPEC-135 Format String Injection
    CAPEC-14 Client-side Injection-induced Buffer Overflow
    CAPEC-24 Filter Failure through Buffer Overflow
    CAPEC-242 Code Injection
    CAPEC-250 XML Injection
    CAPEC-267 Leverage Alternate Encoding
    CAPEC-273 HTTP Response Smuggling
    CAPEC-28 Fuzzing
    CAPEC-3 Using Leading 'Ghost' Character Sequences to Bypass Input Filters
    CAPEC-34 HTTP Response Splitting
    CAPEC-35 Leverage Executable Code in Non-Executable Files
    CAPEC-42 MIME Conversion
    CAPEC-43 Exploiting Multiple Input Interpretation Layers
    CAPEC-45 Buffer Overflow via Symbolic Links
    CAPEC-46 Overflow Variables and Tags
    CAPEC-47 Buffer Overflow via Parameter Expansion
    CAPEC-51 Poison Web Service Registry
    CAPEC-52 Embedding NULL Bytes
    CAPEC-53 Postfix, Null Terminate, and Backslash
    CAPEC-6 Argument Injection
    CAPEC-64 Using Slashes and URL Encoding Combined to Bypass Validation Logic
    CAPEC-67 String Format Overflow in syslog()
    CAPEC-7 Blind SQL Injection
    CAPEC-71 Using Unicode Encoding to Bypass Validation Logic
    CAPEC-72 URL Encoding
    CAPEC-76 Manipulating Web Input to File System Calls
    CAPEC-77 Manipulating User-Controlled Variables
    CAPEC-78 Using Escaped Slashes in Alternate Encoding
    CAPEC-79 Using Slashes in Alternate Encoding
    CAPEC-8 Buffer Overflow in an API Call
    CAPEC-80 Using UTF-8 Encoding to Bypass Validation Logic
    CAPEC-83 XPath Injection
    CAPEC-84 XQuery Injection
    CAPEC-9 Buffer Overflow in Local Command-Line Utilities

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    CVE-2026-39823 (CVSS 6.1) — CVE-2026-27142 fixed a vulnerability in which URLs were not correctly escaped inside of a <meta> tag's <conten…
    CVE-2026-33811 (CVSS 7.5) — When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C me…
    CVE-2026-39826 (CVSS 6.1) — If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' att…
    CVE-2026-39817 (CVSS 5.9) — The "go tool pack" subcommand (usually used only by the compiler as an internal tool with known-good inputs) d…
    CVE-2026-39819 (CVSS 5.3) — The "go bug" command writes to two files with predictable names in the system temporary directory (for example…
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    CVE-2026-39825 (CVSS 5.3) — ReverseProxy can forward queries containing parameters not visible to Rewrite functions. When used with a Rewr…
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High