What is the vulnerability ID for this issue?

The vulnerability ID for this issue is CVE-2023-24539.

What is the severity of CVE-2023-24539?

The severity of CVE-2023-24539 is high.

Which software versions are affected by CVE-2023-24539?

Versions up to and excluding 1.19.9 of the golang package from Red Hat, as well as versions between 1.20.0 and 1.20.4, are affected by CVE-2023-24539.

What is the description of CVE-2023-24539?

CVE-2023-24539 allows for injection of unexpected HTML if executed with untrusted input due to angle brackets (<>) not being considered as dangerous characters when inserted into CSS contexts and templates with multiple actions separated by a '/' character.

How can I mitigate the vulnerability CVE-2023-24539?

To mitigate CVE-2023-24539, update the golang package to versions 1.19.9 or 1.20.4, as provided by Red Hat.

Vulnerability/
CVE-2023-24539

high

7.3

CWE

7/5/2023

11/5/2023

2/4/2024

CVE-2023-24539

First published: Sun May 07 2023(Updated: )

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.

Credit: security@golang.org

Affected Software	Affected Version	How to fix
Golang Go	<1.19.9
Golang Go	>=1.20.0<1.20.4
redhat/golang	<1.19.9	1.19.9
redhat/golang	<1.20.4	1.20.4

Remedy

https://go.dev/cl/491615

Remedy

https://go.dev/issue/59720

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Reference Links

Frequently Asked Questions

What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2023-24539.
What is the severity of CVE-2023-24539?
The severity of CVE-2023-24539 is high.
Which software versions are affected by CVE-2023-24539?
Versions up to and excluding 1.19.9 of the golang package from Red Hat, as well as versions between 1.20.0 and 1.20.4, are affected by CVE-2023-24539.
What is the description of CVE-2023-24539?
CVE-2023-24539 allows for injection of unexpected HTML if executed with untrusted input due to angle brackets (<>) not being considered as dangerous characters when inserted into CSS contexts and templates with multiple actions separated by a '/' character.
How can I mitigate the vulnerability CVE-2023-24539?
To mitigate CVE-2023-24539, update the golang package to versions 1.19.9 or 1.20.4, as provided by Red Hat.

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