WordPress SAML Single Sign On – SSO Login plugin <= 5.0.4 - Broken Access Control vulnerability

published 2024-12-13 22 mo ago modified 2026-06-17 4 mo ago also EUVD-2023-46364

cvss: 4.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits: 0; none known

Missing Authorization vulnerability in miniOrange SAML SP Single Sign On allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects SAML SP Single Sign On: from n/a through 5.0.4.

Patch / fix

fixed in 1

miniOrange SAML SP Single Sign On 5.0.5

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 22 mo ago (2024-12-16)

Exploit prediction

0.50% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	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

miniOrange SAML SP Single Sign On

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/miniorange-saml-20-single-sign-on/vulnerability/wordpress-saml-single-sign-on-sso-l
vdb-entry

Sources

CVE List CVE-2023-41873
NVD CVE-2023-41873

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.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary