CVE-2019-18378: symantec messaging_gateway Cross-site Scripting
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.
Timeline
- 11-12-2019PublishedVulnerability first disclosed.
- 05-08-2024Last 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 versionsEPSS 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
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Symantec1 product
- messaging_gateway< 10.7.3
1 vendor · 1 product