CVE-2021-37393

Public Exploit

Description

In RPCMS v1.8 and below, the "nickname" variable is not properly sanitized before being displayed on page. Attacker can use "update password" function to inject XSS payloads into nickname variable, and achieve stored XSS. Users who view the articles published by the injected user will trigger the XSS.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.18%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/ralap-z/RPCMS/ product
https://gist.github.com/victomteng1997/bfa1e0e07dd22f7e0b13256eda79626f third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-37393?
CVE-2021-37393 has been scored as a medium severity vulnerability.
How to fix CVE-2021-37393?
To fix CVE-2021-37393, 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-2021-37393 being actively exploited in the wild?
It is possible that CVE-2021-37393 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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