Spectra – WordPress Gutenberg Blocks <= 1.14.7 - Missing Authorization

published 2023-06-07 3 y ago modified 2026-06-17 4 mo ago also EUVD-2020-24144

cvss: 5.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 36%
public exploits: 0; none known

The Ultimate Addons for Gutenberg plugin for WordPress is vulnerable to Authenticated Settings Change in versions up to, and including, 1.14.7. This is due to missing capability checks on several AJAX actions. This makes it possible for authenticated attackers with subscriber+ roles to update the plugin's settings.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 22 mo ago (2024-12-20)

Exploit prediction

0.42% chance of exploitation in the next 30 days, higher than 36% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

blog.nintechnet.com https://blog.nintechnet.com/wordpress-ultimate-addons-for-gutenberg-plugin-fixed-vulnerability/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
NVD	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Affected products

brainstormforce Spectra Gutenberg Blocks – Website Builder for the Block Editor

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

WordPress rss critical rss

References

Sources

CVE List CVE-2020-36702
NVD CVE-2020-36702

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