How severe is CVE-2025-12455?

CVE-2025-12455 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 high, integrity none, and availability none.

Is CVE-2025-12455 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-12455?

CVE-2025-12455 affects Opentext Vertica. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-12455?

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-2025-12455 have an EU (EUVD) identifier?

Yes. CVE-2025-12455 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208643.

When was CVE-2025-12455 published?

CVE-2025-12455 was published on 2026-03-13 and last updated on 2026-06-17.

CVE-2025-12455

CVE-2025-12455 is a high-severity vulnerability in Opentext Vertica 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-204.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v4: 5.1
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-208643
Weakness: CWE-204
Affected product: Opentext Vertica
Published: 2026-03-13
Last modified: 2026-06-17

Description

Observable response discrepancy vulnerability in OpenText™ Vertica allows Password Brute Forcing. The vulnerability could lead to Password Brute Forcing in Vertica management console application.This issue affects Vertica: from 10.0 through 10.X, from 11.0 through 11.X, from 12.0 through 12.X.

Frequently asked questions

What is CVE-2025-12455?: Observable response discrepancy vulnerability in OpenText™ Vertica allows Password Brute Forcing. The vulnerability could lead to Password Brute Forcing in Vertica management console application.This issue affects Vertica: from 10.0 through 10.X, from 11.0 through 11.X, from 12.0 through 12.X.
How severe is CVE-2025-12455?: CVE-2025-12455 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 high, integrity none, and availability none.
Is CVE-2025-12455 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-12455?: CVE-2025-12455 affects Opentext Vertica. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-12455?: 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-2025-12455 have an EU (EUVD) identifier?: Yes. CVE-2025-12455 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208643.
When was CVE-2025-12455 published?: CVE-2025-12455 was published on 2026-03-13 and last updated on 2026-06-17.

References

https://portal.microfocus.com/s/article/KM000045854?language=en_US

Affected products (1)

cpe:2.3:a:opentext:vertica:*:*:*:*:*:*:*:*

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