What is CVE-2025-12454?

CVE-2025-12454 is a medium-severity vulnerability in Opentext Vertica, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-03-13.

How severe is CVE-2025-12454?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Opentext Vertica

CVE-2025-12454

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in OpenText™ Vertica allows Reflected XSS. The vulnerability could lead to Reflected XSS attack of cross-site scripting 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, from 23.0 through 23.X, from 24.0 through 24.X, from 25.1.0 through 25.1.X.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2026-03-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (6.9th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 6.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Opentext Vertica
Opentext™ Vertica — versions 10.0, 11.0, 12.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

portal.microfocus.com/s/article/KM000045853 (Vendor Advisory)

Frequently asked questions

What is CVE-2025-12454?: CVE-2025-12454 is a medium-severity vulnerability in Opentext Vertica, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-03-13.
How severe is CVE-2025-12454?: Medium severity. CVSS v3 base score is 6.1 out of 10.