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Fencer Intel
high 7.5

CVE-2021-26845 json

eSOMS Report Function Vulnerability

published 5y ago modified 4mo ago also EUVD-2021-13629

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 61%
public exploits
0
none known

Summary

Information Exposure vulnerability in Hitachi ABB Power Grids eSOMS allows unauthorized user to gain access to report data if the URL used to access the report is discovered. This issue affects: Hitachi ABB Power Grids eSOMS 6.0 versions prior to 6.0.4.2.2; 6.1 versions prior to 6.1.4; 6.3 versions prior to 6.3.

Patch / fix

  • hitachienergy esoms 6.0.4.2.2, 6.1.4

Is CVE-2021-26845 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-21-077-02 updated cvss 7.5

Hitachi ABB Power Grids eSOMS

  • Hitachi Energy eSOMS < 6.3, > 6.1, < 6.1.4, > 6.0, < 6.0.4.2.2
    affected: vendor fix, mitigation “For additional information and support, contact a product provider or Hitachi ABB Power Grids service organization. For contact information, see Hitachi ABB Power Grids contact-centers.” search.abb.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

0.93% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.