CVE-2021-40219

Public Exploit

Description

Bolt CMS <= 4.2 is vulnerable to Remote Code Execution. Unsafe theme rendering allows an authenticated attacker to edit theme to inject server-side template injection that leads to remote code execution.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 5.03% Top 15%
Vendor Advisory boltcms.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://boltcms.com vendor advisory
https://github.com/bolt/core third party advisory
https://github.com/bolt/core/blob/3b21a73ebf519b76756d3ad2841312d10ef11461/src/Controller/Frontend/TemplateController.php third party advisory exploit
https://github.com/iiSiLvEr/CVEs/tree/main/CVE-2021-40219 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-40219?
CVE-2021-40219 has been scored as a high severity vulnerability.
How to fix CVE-2021-40219?
To fix CVE-2021-40219, 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-2021-40219 being actively exploited in the wild?
It is possible that CVE-2021-40219 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~5% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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