What is CVE-2019-12346?

CVE-2019-12346 is a medium-severity vulnerability in Miniorange Saml Sp Single Sign On, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-06-24.

How severe is CVE-2019-12346?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2019-12346 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Miniorange Saml Sp Single Sign On

CVE-2019-12346

In the miniOrange SAML SP Single Sign On plugin before 4.8.73 for WordPress, the SAML Login Endpoint is vulnerable to XSS via a specially crafted SAMLResponse XML post.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2019-06-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.011 (63.4th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Miniorange Saml Sp Single Sign On

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

zeroauth.ltd/blog/2019/05/27/cve-2019-12346-miniorange-saml-sp-single-sign-on-w… (Exploit, Third Party Advisory)
wpvulndb.com/vulnerabilities/9397

Frequently asked questions

What is CVE-2019-12346?: CVE-2019-12346 is a medium-severity vulnerability in Miniorange Saml Sp Single Sign On, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-06-24.
How severe is CVE-2019-12346?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2019-12346 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.