CVE-2024-0871: The Beaver Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Icon Widget 'fl_b

Q: How do I fix CVE-2024-0871?

beaver builder: upgrade to 2.7.4.3. Exact commands for each OS are on this page.

Q: Is CVE-2024-0871 being exploited?

CVE-2024-0871 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-2024-0871 affect?

CVE-2024-0871 affects beaver builder. Severity is medium (CVSS 5.4). The Beaver Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Icon Widget 'fl_builder_data[node_preview][link]' and 'fl_builder_data[settings][link_target]' parameters in all versions up to, and including, 2.7

Q: How urgent is CVE-2024-0871?

Priority 27/100. No elevated risk signals yet.

Routine

MEDIUM 5.4UPGRADE

CVE-2024-0871 is a medium-severity flaw (CVSS 5.4) affecting beaver builder. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Beaver Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Icon Widget 'fl_builder_data[node_preview][link]' and 'fl_builder_data[settings][link_target]' parameters in all versions up to, and including, 2.7.4.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will e

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.4% (top 66%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-03-13
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: fastlinemedia

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

Am I affected?

Timeline

2024-03-13 16:15 UTCPublished CVE record published
2026-06-17 06:54 UTCUpdated Record last modified

fastlinemedia beaver builder UPGRADE

Affected: < 2.7.4.3

Fixed in: 2.7.4.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy beaver-builder || rpm -q beaver-builder || beaver-builder --version

2. UPGRADE to 2.7.4.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade beaver-builder

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade beaver-builder

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-2024-0871?

beaver builder: upgrade to 2.7.4.3. Exact commands for each OS are on this page.

Is CVE-2024-0871 being exploited?

CVE-2024-0871 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-2024-0871 affect?

CVE-2024-0871 affects beaver builder. Severity is medium (CVSS 5.4). The Beaver Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Icon Widget 'fl_builder_data[node_preview][link]' and 'fl_builder_data[settings][link_target]' parameters in all versions up to, and including, 2.7

How urgent is CVE-2024-0871?

Priority 27/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities

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References

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