CVE-2023-49103

ownCloud ownCloud graphapi — ownCloud graphapi Information Disclosure Vulnerability
🔥 CVSS 3.1  10 / 10 — CRITICAL 🔴 CISA Known Exploited Vulnerability

Overview

ownCloud graphapi contains an information disclosure vulnerability that can reveal sensitive data stored in phpinfo() via GetPhpInfo.php, including administrative credentials.

https://owncloud.com/security-advisories/disclosure-of-sensitive-credentials-and-configuration-in-containerized-deployments/ ; https://nvd.nist.gov/vuln/detail/CVE-2023-49103

Key Details

PropertyValue
CVE ID CVE-2023-49103
Vendor / Product ownCloud — ownCloud graphapi
NVD Published2023-11-21
NVD Last Modified2025-10-31
CVSS 3.1 Score10
CVSS 3.1 VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
SeverityCRITICAL
CISA KEV Added2023-11-30
CISA KEV Deadline2023-12-21
Known Ransomware Use No

CVSS 3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Required Action

CISA BOD 22-01 Deadline: 2023-12-21. Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Timeline

DateEvent
2023-11-30Added to CISA Known Exploited Vulnerabilities catalog
2023-12-21CISA BOD 22-01 remediation deadline

References

ResourceType
NVD — CVE-2023-49103 Vulnerability Database
CISA KEV Catalog Entry US Government