CVE-2021-3726

OS Command Injection in ohmyzsh/ohmyzsh

Description

# Vulnerability in `title` function **Description**: the `title` function defined in `lib/termsupport.zsh` uses `print` to set the terminal title to a user-supplied string. In Oh My Zsh, this function is always used securely, but custom user code could use the `title` function in a way that is unsafe. **Fixed in**: [a263cdac](https://github.com/ohmyzsh/ohmyzsh/commit/a263cdac). **Impacted areas**: - `title` function in `lib/termsupport.zsh`. - Custom user code using the `title` function.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.42%
Third-Party Advisory github.com
Affected: ohmyzsh ohmyzsh/ohmyzsh
Published at:
Updated at:

References

Link Tags
https://github.com/ohmyzsh/ohmyzsh/commit/a263cdac third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-3726?
CVE-2021-3726 has been scored as a high severity vulnerability.
How to fix CVE-2021-3726?
To fix CVE-2021-3726, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-3726 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-3726 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-3726?
CVE-2021-3726 affects ohmyzsh ohmyzsh/ohmyzsh.
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