CVE-2023-6878: The Slick Social Share Buttons plugin for WordPress is vulnerable to unauthorized modification of data due to

Q: How do I fix CVE-2023-6878?

slick social share buttons: upgrade to newer than 2.4.11. Exact commands for each OS are on this page.

Q: Is CVE-2023-6878 being exploited?

CVE-2023-6878 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-2023-6878 affect?

CVE-2023-6878 affects slick social share buttons. Severity is high (CVSS 8.8). The Slick Social Share Buttons plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'dcssb_ajax_update' function in versions up to, and including, 2.4.11. This makes it possible fo

This month

HIGH 8.8UPGRADE

CVE-2023-6878 is a high-severity flaw (CVSS 8.8) affecting slick social share buttons. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Slick Social Share Buttons plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'dcssb_ajax_update' function in versions up to, and including, 2.4.11. This makes it possible for authenticated attackers, with subscriber-level permissions or above to update the site options arbitrarily.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (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-285
Published	2024-01-11
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: leechesnutt

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

Am I affected?

Timeline

2024-01-11 09:15 UTCPublished CVE record published
2026-06-17 06:51 UTCUpdated Record last modified

leechesnutt slick social share buttons UPGRADE

Affected: <= 2.4.11

Fixed in: newer than 2.4.11

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy slick-social-share-buttons || rpm -q slick-social-share-buttons || slick-social-share-buttons --version

2. UPGRADE to newer than 2.4.11 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade slick-social-share-buttons

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade slick-social-share-buttons

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-2023-6878?

slick social share buttons: upgrade to newer than 2.4.11. Exact commands for each OS are on this page.

Is CVE-2023-6878 being exploited?

CVE-2023-6878 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-2023-6878 affect?

CVE-2023-6878 affects slick social share buttons. Severity is high (CVSS 8.8). The Slick Social Share Buttons plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'dcssb_ajax_update' function in versions up to, and including, 2.4.11. This makes it possible fo

How urgent is CVE-2023-6878?

Priority 41/100. High severity

Software pages

WordPress vulnerabilities

References

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