CVE-2021-27887
CVE-2021-27887 is a medium-severity vulnerability in Hitachiabb-powergrids Ellipse Asset Performance Management with a CVSS 3.x base score of 6.3. 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
- Severity: Medium (CVSS 3.x base score 6.3)
- CVSS v2: 3.5
- EPSS exploit prediction: 1% (39th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Hitachiabb-powergrids Ellipse Asset Performance Management
- Published:
- Last modified:
Description
Cross-site Scripting (XSS) vulnerability in the main dashboard of Ellipse APM versions allows an authenticated user or integrated application to inject malicious data into the application that can then be executed in a victim’s browser. This issue affects: Hitachi ABB Power Grids Ellipse APM 5.3 version 5.3.0.1 and prior versions; 5.2 version 5.2.0.3 and prior versions; 5.1 version 5.1.0.6 and prior versions.
Frequently asked questions
- What is CVE-2021-27887?
- Cross-site Scripting (XSS) vulnerability in the main dashboard of Ellipse APM versions allows an authenticated user or integrated application to inject malicious data into the application that can then be executed in a victim’s browser. This issue affects: Hitachi ABB Power Grids Ellipse APM 5.3 version 5.3.0.1 and prior versions; 5.2 version 5.2.0.3 and prior versions; 5.1 version 5.1.0.6 and prior versions.
- How severe is CVE-2021-27887?
- CVE-2021-27887 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity low, and availability none.
- Is CVE-2021-27887 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-27887?
- CVE-2021-27887 affects Hitachiabb-powergrids Ellipse Asset Performance Management. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-27887?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-27887 published?
- CVE-2021-27887 was published on 2021-06-14 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:hitachiabb-powergrids:ellipse_asset_performance_management:*:*:*:*:*:*:*:*
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