CVE-2021-28002

Public Exploit

Description

A persistent cross-site scripting vulnerability was discovered in the Excerpt parameter in Textpattern CMS 4.9.0 which allows remote attackers to execute arbitrary code via a crafted payload entered into the URL field. The vulnerability is triggered by users visiting the 'Articles' page.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.23%
Third-Party Advisory exploit-db.com Third-Party Advisory linkedin.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.exploit-db.com/exploits/49617 exploit vdb entry third party advisory
https://www.linkedin.com/in/tushar-vaidya-2111s5/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-28002?
CVE-2021-28002 has been scored as a medium severity vulnerability.
How to fix CVE-2021-28002?
To fix CVE-2021-28002, 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-2021-28002 being actively exploited in the wild?
It is possible that CVE-2021-28002 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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