What is CVE-2019-12754?

CVE-2019-12754 is a medium-severity vulnerability in Symantec Vip, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2019-08-30.

How severe is CVE-2019-12754?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Symantec Vip

CVE-2019-12754

Symantec My VIP portal, previous version which has already been auto updated, was susceptible to a cross-site scripting (XSS) exploit, which is a type of issue that can enable attackers to inject client-side scripts into web pages viewed by other users or potentially bypass access controls such as the same-origin policy.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2019-08-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (48.1th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Symantec Vip
Symantec Corporation My Vip Portal — versions Previous My VIP portal

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

support.symantec.com/us/en/article.SYMSA1491.html (Vendor Advisory)

Frequently asked questions

What is CVE-2019-12754?: CVE-2019-12754 is a medium-severity vulnerability in Symantec Vip, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2019-08-30.
How severe is CVE-2019-12754?: Medium severity. CVSS v3 base score is 4.8 out of 10.