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CVE-2019-18378

MEDIUM
4.8
CVSS Score
Published: December 11, 2019 at 03:49 PM UTC
Updated: June 17, 2026 at 02:24 AM UTC
1 product affected across 1 vendorMessaging Gateway

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Severity
MEDIUM4.8
Exploit prediction
EPSS 0.7%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Messaging Gateway· Symantec
95%
v < 10.7.3
Affected range stops below 10.7.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCVendor Advisory
Source: [email protected]
https://support.symantec.com/us/en/article.SYMSA1501.html

CVSS

4.8MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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