High severity · published Mar 13, 2026
CVE-2025-12455
Username Enumeration Observable Response Discrepancy vulnerability has been discovered in OpenText™ Vertica.
7.5
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 24% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
VE
Vertica · OpenText™
10.0 through 10.x; 11.0 through 11.x; 12.0 through 12.x · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-12455
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-12455
Vendor Advisory
https://portal.microfocus.com/s/article/KM000045854?language=en_US
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