ownCloud graphapi Information Disclosure Vulnerability

Added to KEV
2023-11-30
Federal due date
2023-12-21
Vendor
ownCloud
Product
ownCloud graphapi
EPSS
100.0th percentile (score 0.943, as of 2026-06-08)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2023-49103

CISA short description

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

Required action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.