SCA: security update for symfony/mailer, symfony/symfony (GHSA-xx3c-qf5g-hc39)

high Tenable Self-Hosted Container Security Plugin ID 442422

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

CVE-2026-45068

Solution

Update the symfony/mailer library and its related packages to version 5.4.52 or later.

See Also

https://github.com/advisories/GHSA-xx3c-qf5g-hc39

Plugin Details

Severity: High

ID: 442422

Version: Revision 1.3

Type: Local

Family: SCA Checks

Published: 5/28/2026

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.93

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2026-45068

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS v4

Risk Factor: High

Base Score: 8.6

Threat Score: 6.2

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 5/27/2026

Vulnerability Publication Date: 5/27/2026

Reference Information

CVE: CVE-2026-45068

cwe: CWE-88