CVE-2022-25630: An authenticated user can embed malicious content with XSS into the admin group policy page.

Q: How do I fix CVE-2022-25630?

messaging gateway: upgrade to 10.8. Exact commands for each OS are on this page.

Q: Is CVE-2022-25630 being exploited?

CVE-2022-25630 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-25630 affect?

CVE-2022-25630 affects messaging gateway. Severity is medium (CVSS 5.4). An authenticated user can embed malicious content with XSS into the admin group policy page.

Q: How urgent is CVE-2022-25630?

Priority 43/100. Public exploit reference

This month

MEDIUM 5.4UPGRADE

CVE-2022-25630 is a medium-severity flaw (CVSS 5.4) affecting messaging gateway. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An authenticated user can embed malicious content with XSS into the admin group policy page.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	1.6% (top 25%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-12-09
Last modified	2026-06-17

Publisher (CNA): Symantec Corporation · Vendor: symantec

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-12-09 18:15 UTCPublished CVE record published
2026-06-17 04:33 UTCUpdated Record last modified

symantec messaging gateway UPGRADE

Affected: < 10.8

Fixed in: 10.8

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy messaging-gateway || rpm -q messaging-gateway || messaging-gateway --version

2. UPGRADE to 10.8 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade messaging-gateway

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade messaging-gateway

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Symantec Messaging Gateway 10.7.4 - Stored Cross-Site Scripting (XSS)

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-25630?

messaging gateway: upgrade to 10.8. Exact commands for each OS are on this page.

Is CVE-2022-25630 being exploited?

CVE-2022-25630 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-25630 affect?

CVE-2022-25630 affects messaging gateway. Severity is medium (CVSS 5.4). An authenticated user can embed malicious content with XSS into the admin group policy page.

How urgent is CVE-2022-25630?

Priority 43/100. Public exploit reference

Software pages

Symantec and Broadcom vulnerabilities

Related CVEs

CVE-2022-25629 MEDIUM 5.4 UPGRADE An authenticated user who has the privilege to add/edit annotations on the Content tab, can craft a malicious

References

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