4.8

CVE-2019-18378: symantec messaging_gateway Cross-site Scripting

CVSS: 4.8v3.1MediumModified
Published 11-12-2019Last modified 05-08-2024

Vulnerability summary

CVE-2019-18378 is a medium (CVSS 4.8) Cross-site Scripting vulnerability in symantec messaging_gateway. EPSS estimates a 0.73% chance of exploitation in the next 30 days, higher than 53.3% of scored vulnerabilities.

Overall risk
19/100
0100
Low · default modelHow is this calculated?
CVSS score
4.8/10
010
Medium · v3.1 (NVD)
EPSS score
0.73%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 11-12-2019
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

Symantec Messaging Gateway, prior to 10.7.3, may be 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. A cross-site scripting vulnerability may be used by attackers to potentially bypass access controls such as the same-origin policy.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.73%

Chance of exploitation in the next 30 days

Percentile

53%

Versus all other CVEs

30-day change

0.00 pp

From 0.73% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.73%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Symantec1 product

1 vendor · 1 product

References

1 links