CVE-2021-27370

Public Exploit

Description

The Contact page in Monica 2.19.1 allows stored XSS via the Last Name field.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.30%
Third-Party Advisory packetstormsecurity.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory huntr.dev
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/monicahq/monica/issues/4888 third party advisory issue tracking exploit
https://github.com/monicahq/monica/pull/4543 third party advisory exploit
http://packetstormsecurity.com/files/161501/Monica-2.19.1-Cross-Site-Scripting.html third party advisory vdb entry exploit
https://huntr.dev/bounties/2-other-monica/ third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-27370?
CVE-2021-27370 has been scored as a medium severity vulnerability.
How to fix CVE-2021-27370?
To fix CVE-2021-27370, 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-2021-27370 being actively exploited in the wild?
It is possible that CVE-2021-27370 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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