CVE-2021-23228

CVE-2021-23228 is a high-severity vulnerability in Deltaww Diaenergie with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Description

DIAEnergie Version 1.7.5 and prior is vulnerable to a reflected cross-site scripting attack through error pages that are returned by “.NET Request.QueryString”.

Frequently asked questions

What is CVE-2021-23228?
DIAEnergie Version 1.7.5 and prior is vulnerable to a reflected cross-site scripting attack through error pages that are returned by “.NET Request.QueryString”.
How severe is CVE-2021-23228?
CVE-2021-23228 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2021-23228 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-23228?
CVE-2021-23228 affects Deltaww Diaenergie. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-23228?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-23228 published?
CVE-2021-23228 was published on 2021-12-22 and last updated on 2026-06-17.

References

Affected products (1)

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