CVE-2023-2254: The Ko-fi Button WordPress plugin before 1.3.3 does not properly some of its settings, which could allow high-

Q: How do I fix CVE-2023-2254?

ko-fi button: upgrade to 1.3.3. Exact commands for each OS are on this page.

Q: Is CVE-2023-2254 being exploited?

CVE-2023-2254 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-2023-2254 affect?

CVE-2023-2254 affects ko-fi button. Severity is medium (CVSS 4.8). The Ko-fi Button WordPress plugin before 1.3.3 does not properly some of its settings, which could allow high-privilege users to perform Stored Cross-Site Scripting (XSS) attacks even when the unfiltered_html capability is disallowed (for e

Q: How urgent is CVE-2023-2254?

Priority 31/100. Public exploit reference

Routine

MEDIUM 4.8UPGRADE

CVE-2023-2254 is a medium-severity flaw (CVSS 4.8) affecting ko-fi button. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Ko-fi Button WordPress plugin before 1.3.3 does not properly some of its settings, which could allow high-privilege users to perform Stored Cross-Site Scripting (XSS) attacks even when the unfiltered_html capability is disallowed (for example in multisite setup), and we consider it a low risk.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.4% (top 62%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-08-16
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: ko-fi

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

Am I affected?

Timeline

2023-08-16 12:15 UTCPublished CVE record published
2026-06-17 05:52 UTCUpdated Record last modified

ko-fi ko-fi button UPGRADE

Affected: < 1.3.3

Fixed in: 1.3.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ko-fi-button || rpm -q ko-fi-button || ko-fi-button --version

2. UPGRADE to 1.3.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ko-fi-button

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ko-fi-button

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-2023-2254?

ko-fi button: upgrade to 1.3.3. Exact commands for each OS are on this page.

Is CVE-2023-2254 being exploited?

CVE-2023-2254 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-2023-2254 affect?

CVE-2023-2254 affects ko-fi button. Severity is medium (CVSS 4.8). The Ko-fi Button WordPress plugin before 1.3.3 does not properly some of its settings, which could allow high-privilege users to perform Stored Cross-Site Scripting (XSS) attacks even when the unfiltered_html capability is disallowed (for e

How urgent is CVE-2023-2254?

Priority 31/100. Public exploit reference

Software pages

WordPress vulnerabilities

References

← Back to latest CVEs