CVE-2021-29661

Public Exploit

Description

Softing AG OPC Toolbox through 4.10.1.13035 allows /en/diag_values.html Stored XSS via the ITEMLISTVALUES##ITEMID parameter, resulting in JavaScript payload injection into the trace file. This payload will then be triggered every time an authenticated user browses the page containing it.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.24%
Third-Party Advisory gruppotim.it
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.gruppotim.it/redteam third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-29661?
CVE-2021-29661 has been scored as a medium severity vulnerability.
How to fix CVE-2021-29661?
To fix CVE-2021-29661, 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-2021-29661 being actively exploited in the wild?
It is possible that CVE-2021-29661 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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