SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-12751

Symantec Messaging Gateway, prior to 10.7.1, may be susceptible to a privilege escalation vulnerability, which is a type of issue whereby an attacker may attempt to compromise the software application to gain elevated access to resources that are…

CRITICAL 9.8EPSS 2.28%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.28%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Symantec Messaging Gateway, prior to 10.7.1, may be susceptible to a privilege escalation vulnerability, which is a type of issue whereby an attacker may attempt to compromise the software application to gain elevated access to resources that are normally protected from an application or user.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
2.28% probability · 83th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
symantec/message gateway
Source
secure@symantec.com
EPSS trend
0%3%5%27 October 2026: 2.28%27 October 202627 October 2026

EPSS 2.3% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.