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Vulnerabilities

Vulnerability · CVE-2025-8754

Missing Authentication for Critical Function vulnerability in ABB ABB AbilityTM zenon.This issue affects ABB AbilityTM zenon: from 7.50 through 14.

Published Aug 13, 2025 · catalog updated Aug 13, 2025 · ABB ABB AbilityTM zenon

Last checked Oct 29, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-8754. EPSS is 0.36%. Act only if a listed version of ABB ABB AbilityTM zenon is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.7
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.36%
Remediation
Vendor / distro source
Affected products
vendor ABB ABB AbilityTM zenon 7.50 ≤14

Missing Authentication for Critical Function vulnerability in ABB ABB AbilityTM zenon.This issue affects ABB AbilityTM zenon: from 7.50 through 14.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor ABB ABB AbilityTM zenon 7.50 ≤147.50 ≤14

How to fix CVE-2025-8754

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-8754. EPSS is 0.36%. Act only if a listed version of ABB ABB AbilityTM zenon is installed.

Which versions are affected?

Compare what you have installed with ABB ABB AbilityTM zenon 7.50 ≤14 7.50 ≤14. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.36%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 13, 2025 · EUVD

    Detected

    Missing Authentication for Critical Function vulnerability in ABB ABB AbilityTM zenon.This issue affects ABB AbilityTM zenon: from 7.50 through 14.

  2. Aug 13, 2025 · EUVD

    Updated

    Missing Authentication for Critical Function vulnerability in ABB ABB AbilityTM zenon.This issue affects ABB AbilityTM zenon: from 7.50 through 14.

Sources

  • CVE.orgVulnerability recordCVE-2025-8754

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-8754

    30-day exploitation probability 0.36%

    first.org
  • EUVDVulnerability recordEUVD-2025-24628

    Missing Authentication for Critical Function vulnerability in ABB ABB AbilityTM zenon.This issue affects ABB AbilityTM zenon: from 7.50 through 14.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 29, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 23, 2026
  • CVE.orgOct 21, 2026
  • EUVDOct 20, 2026