CVE-2023-1575: The Mega Main Menu plugin for WordPress is vulnerable to Stored Cross-Site Scripting via some of its settings

Q: How do I fix CVE-2023-1575?

mega main menu: upgrade to newer than 2.2.2. Exact commands for each OS are on this page.

Q: Is CVE-2023-1575 being exploited?

CVE-2023-1575 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-2023-1575 affect?

CVE-2023-1575 affects mega main menu. Severity is medium (CVSS 5.5). The Mega Main Menu plugin for WordPress is vulnerable to Stored Cross-Site Scripting via some of its settings parameters in versions up to, and including, 2.2.2 due to insufficient input sanitization and output escaping. This makes it possi

Q: How urgent is CVE-2023-1575?

Priority 27/100. No elevated risk signals yet.

Routine

MEDIUM 5.5UPGRADE

CVE-2023-1575 is a medium-severity flaw (CVSS 5.5) affecting mega main menu. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Mega Main Menu plugin for WordPress is vulnerable to Stored Cross-Site Scripting via some of its settings parameters in versions up to, and including, 2.2.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-sit

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.4% (top 69%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-03-29
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: megamain

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

Am I affected?

Timeline

2023-03-29 15:15 UTCPublished CVE record published
2026-06-17 05:28 UTCUpdated Record last modified

megamain mega main menu UPGRADE

Affected: <= 2.2.2

Fixed in: newer than 2.2.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy mega-main-menu || rpm -q mega-main-menu || mega-main-menu --version

2. UPGRADE to newer than 2.2.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade mega-main-menu

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mega-main-menu

Note

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

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-2023-1575?

mega main menu: upgrade to newer than 2.2.2. Exact commands for each OS are on this page.

Is CVE-2023-1575 being exploited?

CVE-2023-1575 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-2023-1575 affect?

CVE-2023-1575 affects mega main menu. Severity is medium (CVSS 5.5). The Mega Main Menu plugin for WordPress is vulnerable to Stored Cross-Site Scripting via some of its settings parameters in versions up to, and including, 2.2.2 due to insufficient input sanitization and output escaping. This makes it possi

How urgent is CVE-2023-1575?

Priority 27/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities

References

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