What is CVE-2026-111916?

CVE-2026-111916 is a medium-severity vulnerability in Admidio, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-10-17.

How severe is CVE-2026-111916?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Admidio

CVE-2026-111916

Admidio before 5.0.16 contains an information disclosure vulnerability that allows unauthenticated attackers to view role-restricted weblinks because rss/links.php omits the category_view role-visibility filter. Attackers can request the weblinks RSS feed for an organization to retrieve link names, URLs, descriptions, categories, and creator names from restricted LNK categories.

Vulnerability class: Broken Access Control

Published 2026-10-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Admidio

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

github.com/Admidio/admidio/security/advisories/GHSA-552r-jc93-7qr3 (vendor-advisory)
www.vulncheck.com/advisories/admidio-before-5.0.16-information-disclosure-via-r… (third-party-advisory)

Frequently asked questions

What is CVE-2026-111916?: CVE-2026-111916 is a medium-severity vulnerability in Admidio, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-10-17.
How severe is CVE-2026-111916?: Medium severity. CVSS v3 base score is 5.3 out of 10.