CVE-2023-6279: The Woostify Sites Library WordPress plugin before 1.4.8 does not have authorisation in an AJAX action, allowi

Q: How do I fix CVE-2023-6279?

sites library: upgrade to 1.4.8. Exact commands for each OS are on this page.

Q: Is CVE-2023-6279 being exploited?

CVE-2023-6279 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-2023-6279 affect?

CVE-2023-6279 affects sites library. Severity is high (CVSS 7.1). The Woostify Sites Library WordPress plugin before 1.4.8 does not have authorisation in an AJAX action, allowing any authenticated users, such as subscriber to update arbitrary blog options and set them to 'activated' which could lead to Do

Q: How urgent is CVE-2023-6279?

Priority 40/100. High severity; Public exploit reference

This month

HIGH 7.1UPGRADE

CVE-2023-6279 is a high-severity flaw (CVSS 7.1) affecting sites library. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Woostify Sites Library WordPress plugin before 1.4.8 does not have authorisation in an AJAX action, allowing any authenticated users, such as subscriber to update arbitrary blog options and set them to 'activated' which could lead to DoS when using a specific option name

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.5% (top 58%)
CISA exploited list	No
Weakness	CWE-862
Published	2024-01-29
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: woostify

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

Am I affected?

Timeline

2024-01-29 15:15 UTCPublished CVE record published
2026-06-17 06:50 UTCUpdated Record last modified

woostify sites library UPGRADE

Affected: < 1.4.8

Fixed in: 1.4.8

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy sites-library || rpm -q sites-library || sites-library --version

2. UPGRADE to 1.4.8 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade sites-library

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade sites-library

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-2023-6279?

sites library: upgrade to 1.4.8. Exact commands for each OS are on this page.

Is CVE-2023-6279 being exploited?

CVE-2023-6279 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-2023-6279 affect?

CVE-2023-6279 affects sites library. Severity is high (CVSS 7.1). The Woostify Sites Library WordPress plugin before 1.4.8 does not have authorisation in an AJAX action, allowing any authenticated users, such as subscriber to update arbitrary blog options and set them to 'activated' which could lead to Do

How urgent is CVE-2023-6279?

Priority 40/100. High severity; Public exploit reference

Software pages

WordPress vulnerabilities

References

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