WordPress Easy Invoice plugin <= 2.3.8 - Broken Access Control vulnerability

published 2026-09-17 53 d ago modified 2026-09-17 52 d ago also EUVD-2026-81512

cvss: 5.3; 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 24%
public exploits: 0; none known

Unauthenticated Broken Access Control in Easy Invoice <= 2.3.8 versions.

Patch / fix

fixed in 1

MatrixAddons Easy Invoice 2.4.0

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 53 d ago (2026-09-17)

Exploit prediction

0.31% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

MatrixAddons Easy Invoice

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/easy-invoice/vulnerability/wordpress-easy-invoice-plugin-2-3-8-broken-access-contro
vdb-entry

Sources

CVE List CVE-2026-66676
NVD CVE-2026-66676

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