How severe is CVE-2023-50889?

CVE-2023-50889 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2023-50889 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-50889?

CVE-2023-50889 affects Fastlinemedia Beaver Builder. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-50889?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-50889 published?

CVE-2023-50889 was published on 2023-12-29 and last updated on 2026-06-17.

CVE-2023-50889

CVE-2023-50889 is a medium-severity vulnerability in Fastlinemedia Beaver Builder with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Fastlinemedia Beaver Builder
Published: 2023-12-29
Last modified: 2026-06-17

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in The Beaver Builder Team Beaver Builder – WordPress Page Builder allows Stored XSS.This issue affects Beaver Builder – WordPress Page Builder: from n/a through 2.7.2.

Frequently asked questions

What is CVE-2023-50889?: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in The Beaver Builder Team Beaver Builder – WordPress Page Builder allows Stored XSS.This issue affects Beaver Builder – WordPress Page Builder: from n/a through 2.7.2.
How severe is CVE-2023-50889?: CVE-2023-50889 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2023-50889 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-50889?: CVE-2023-50889 affects Fastlinemedia Beaver Builder. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-50889?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-50889 published?: CVE-2023-50889 was published on 2023-12-29 and last updated on 2026-06-17.

References

https://patchstack.com/database/vulnerability/beaver-builder-lite-version/wordpress-beaver-builder-plugin-2-7-2-cross-site-scripting-xss-vulnerability?_s_id=cve

Affected products (1)

cpe:2.3:a:fastlinemedia:beaver_builder:*:*:*:*:lite:wordpress:*:*

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