How severe is CVE-2025-26871?

CVE-2025-26871 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-26871 being actively exploited?

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

What products are affected by CVE-2025-26871?

CVE-2025-26871 affects Wpdeveloper Essential Blocks. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-26871?

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

Does CVE-2025-26871 have an EU (EUVD) identifier?

Yes. CVE-2025-26871 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-5384.

When was CVE-2025-26871 published?

CVE-2025-26871 was published on 2025-02-25 and last updated on 2026-06-17.

CVE-2025-26871

CVE-2025-26871 is a medium-severity vulnerability in Wpdeveloper Essential Blocks with a CVSS 3.x base score of 4.3. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-5384
Weakness: CWE-862
Affected product: Wpdeveloper Essential Blocks
Published: 2025-02-25
Last modified: 2026-06-17

Description

Missing Authorization vulnerability in WPDeveloper Essential Blocks for Gutenberg essential-blocks allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Essential Blocks for Gutenberg: from n/a through <= 4.8.3.

Frequently asked questions

What is CVE-2025-26871?: Missing Authorization vulnerability in WPDeveloper Essential Blocks for Gutenberg essential-blocks allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Essential Blocks for Gutenberg: from n/a through <= 4.8.3.
How severe is CVE-2025-26871?: CVE-2025-26871 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-26871 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-26871?: CVE-2025-26871 affects Wpdeveloper Essential Blocks. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-26871?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-26871 have an EU (EUVD) identifier?: Yes. CVE-2025-26871 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-5384.
When was CVE-2025-26871 published?: CVE-2025-26871 was published on 2025-02-25 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/essential-blocks/vulnerability/wordpress-essential-blocks-plugin-4-8-3-broken-access-control-vulnerability?_s_id=cve

Affected products (1)

cpe:2.3:a:wpdeveloper:essential_blocks:*:*:*:*:free:wordpress:*:*

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