CVE-2023-22718: Reflected Cross-Site Scripting (XSS) vulnerability in Jason Lau User Meta Manager plugin <= 3.4.9 versions.

Q: How do I fix CVE-2023-22718?

user meta manager: upgrade to 3.5.0. Exact commands for each OS are on this page.

Q: Is CVE-2023-22718 being exploited?

CVE-2023-22718 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-2023-22718 affect?

CVE-2023-22718 affects user meta manager. Severity is high (CVSS 7.1). Reflected Cross-Site Scripting (XSS) vulnerability in Jason Lau User Meta Manager plugin <= 3.4.9 versions.

Routine

HIGH 7.1UPGRADE

CVE-2023-22718 is a high-severity flaw (CVSS 7.1) affecting user meta manager. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Reflected Cross-Site Scripting (XSS) vulnerability in Jason Lau User Meta Manager plugin <= 3.4.9 versions.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 65%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-04-23
Last modified	2026-06-17

Publisher (CNA): Patchstack · Vendor: user meta manager project

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

Am I affected?

Timeline

2023-04-23 10:15 UTCPublished CVE record published
2026-06-17 05:36 UTCUpdated Record last modified

user meta manager project user meta manager UPGRADE

Affected: < 3.5.0

Fixed in: 3.5.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy user-meta-manager || rpm -q user-meta-manager || user-meta-manager --version

2. UPGRADE to 3.5.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade user-meta-manager

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade user-meta-manager

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-2023-22718?

user meta manager: upgrade to 3.5.0. Exact commands for each OS are on this page.

Is CVE-2023-22718 being exploited?

CVE-2023-22718 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-2023-22718 affect?

CVE-2023-22718 affects user meta manager. Severity is high (CVSS 7.1). Reflected Cross-Site Scripting (XSS) vulnerability in Jason Lau User Meta Manager plugin <= 3.4.9 versions.

How urgent is CVE-2023-22718?

Priority 34/100. High severity

Related CVEs

CVE-2023-23712 MEDIUM 5.4 UPGRADE Cross-Site Request Forgery (CSRF) vulnerability in User Meta Manager plugin <= 3.4.9 versions.

References

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