CVE-2023-23884: Auth

Q: How do I fix CVE-2023-23884?

kanban boards for wordpress: upgrade to newer than 2.5.20. Exact commands for each OS are on this page.

Q: Is CVE-2023-23884 being exploited?

CVE-2023-23884 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-2023-23884 affect?

CVE-2023-23884 affects kanban boards for wordpress. Severity is medium (CVSS 5.9). Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Kanban for WordPress Kanban Boards for WordPress plugin <= 2.5.20 versions.

Q: How urgent is CVE-2023-23884?

Priority 28/100. No elevated risk signals yet.

Routine

MEDIUM 5.9UPGRADE

CVE-2023-23884 is a medium-severity flaw (CVSS 5.9) affecting kanban boards for wordpress. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Kanban for WordPress Kanban Boards for WordPress plugin <= 2.5.20 versions.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.9 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.4% (top 69%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-05-09
Last modified	2026-06-17

Publisher (CNA): Patchstack · Vendor: kanbanwp

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

Am I affected?

Timeline

2023-05-09 11:15 UTCPublished CVE record published
2026-06-17 05:38 UTCUpdated Record last modified

kanbanwp kanban boards for wordpress UPGRADE

Affected: <= 2.5.20

Fixed in: newer than 2.5.20

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy kanban-boards-for-wordpress || rpm -q kanban-boards-for-wordpress || kanban-boards-for-wordpress --version

2. UPGRADE to newer than 2.5.20 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade kanban-boards-for-wordpress

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade kanban-boards-for-wordpress

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-2023-23884?

kanban boards for wordpress: upgrade to newer than 2.5.20. Exact commands for each OS are on this page.

Is CVE-2023-23884 being exploited?

CVE-2023-23884 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-2023-23884 affect?

CVE-2023-23884 affects kanban boards for wordpress. Severity is medium (CVSS 5.9). Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Kanban for WordPress Kanban Boards for WordPress plugin <= 2.5.20 versions.

How urgent is CVE-2023-23884?

Priority 28/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2023-40606 CRITICAL 9.1 UPGRADE Improper Control of Generation of Code ('Code Injection') vulnerability in Kanban for WordPress Kanban Boards
CVE-2023-0873 MEDIUM 4.8 UPGRADE The Kanban Boards for WordPress plugin before 2.5.21 does not sanitise and escape some of its settings, which

References

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