CVE-2021-4296

w3c Unicorn ValidatorNuMessage.java ValidatorNuMessage cross site scripting

Description

A vulnerability, which was classified as problematic, has been found in w3c Unicorn. This issue affects the function ValidatorNuMessage of the file src/org/w3c/unicorn/response/impl/ValidatorNuMessage.java. The manipulation of the argument message leads to cross site scripting. The attack may be initiated remotely. The name of the patch is 51f75c31f7fc33859a9a571311c67ae4e95d9c68. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-217019.

Category

3.5
CVSS
Severity: Low
CVSS 3.1 •
EPSS 0.07%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory vuldb.com Third-Party Advisory vuldb.com
Affected: w3c Unicorn
Published at:
Updated at:

References

Link Tags
https://vuldb.com/?id.217019 third party advisory vdb entry technical description
https://vuldb.com/?ctiid.217019 signature third party advisory permissions required
https://github.com/w3c/Unicorn/pull/212 third party advisory issue tracking
https://github.com/w3c/Unicorn/commit/51f75c31f7fc33859a9a571311c67ae4e95d9c68 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-4296?
CVE-2021-4296 has been scored as a low severity vulnerability.
How to fix CVE-2021-4296?
To fix CVE-2021-4296, 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-2021-4296 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-4296 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-2021-4296?
CVE-2021-4296 affects w3c Unicorn.
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