How severe is CVE-2026-12897?

CVE-2026-12897 has a CVSS 4.0 base score of 8.4, rated high severity.

Is CVE-2026-12897 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-12897?

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.

Does CVE-2026-12897 have an EU (EUVD) identifier?

Yes. CVE-2026-12897 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-39509.

When was CVE-2026-12897 published?

CVE-2026-12897 was published on 2026-06-25.

CVE-2026-12897

CVE-2026-12897 is a high-severity vulnerability with a CVSS 4.0 base score of 8.4. 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-125.

Key facts

Severity: High (CVSS 4.0 base score 8.4)
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-39509
Weakness: CWE-125
Published: 2026-06-25
Last modified: 2026-06-25

Description

Horner Automation Cscape versions prior to 10.2 SP3 are vulnerable to an Out-of-Bounds Read vulnerability through parsing CSP files. Successful exploitation of this vulnerability could allow an attacker to disclose information and execute arbitrary code.

Frequently asked questions

What is CVE-2026-12897?: Horner Automation Cscape versions prior to 10.2 SP3 are vulnerable to an Out-of-Bounds Read vulnerability through parsing CSP files. Successful exploitation of this vulnerability could allow an attacker to disclose information and execute arbitrary code.
How severe is CVE-2026-12897?: CVE-2026-12897 has a CVSS 4.0 base score of 8.4, rated high severity.
Is CVE-2026-12897 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-12897?: 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.
Does CVE-2026-12897 have an EU (EUVD) identifier?: Yes. CVE-2026-12897 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-39509.
When was CVE-2026-12897 published?: CVE-2026-12897 was published on 2026-06-25.

References

https://www.cisa.gov/news-events/ics-advisories/icsa-26-176-03

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