WordPress MaxiBlocks plugin <= 2.1.0 - Arbitrary Option Update to Privilege Escalation vulnerability

published 2025-06-07 17 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-17369

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits: 0; none known

Missing Authorization vulnerability in Christiaan Pieterse MaxiBlocks maxi-blocks allows Privilege Escalation.This issue affects MaxiBlocks: from n/a through <= 2.1.0.

Patch / fix

fixed in 1

Christiaan Pieterse MaxiBlocks 2.1.1

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 17 mo ago (2025-06-09)

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Christiaan Pieterse MaxiBlocks

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/Wordpress/Plugin/maxi-blocks/vulnerability/wordpress-maxiblocks-plugin-2-1-0-arbitrary-option-update
vdb-entry

Sources

CVE List CVE-2025-47601
NVD CVE-2025-47601

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary