What is CVE-2014-2048?

CVE-2014-2048 is a critical-severity vulnerability in ownCloud, classified under Improper Access Control. CVSS score: 9.8/10. Published 2018-03-26.

How severe is CVE-2014-2048?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in ownCloud

CVE-2014-2048

The user_openid app in ownCloud Server before 5.0.15 allows remote attackers to obtain access by leveraging an insecure OpenID implementation.

Published 2018-03-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.026 (84.7th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: -0.001

Affected products

ownCloud

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

owncloud.org/security/advisories/insecure-openid-implementation/ (Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/91973 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2014-2048?: CVE-2014-2048 is a critical-severity vulnerability in ownCloud, classified under Improper Access Control. CVSS score: 9.8/10. Published 2018-03-26.
How severe is CVE-2014-2048?: Critical severity. CVSS v3 base score is 9.8 out of 10.