# CVE-2023-49103: ownCloud graphapi Information Disclosure Vulnerability

Source: https://junglewise.ai/threats/cve-2023-49103-owncloud-graphapi-information-disclosure-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2023-11-30. Updated: 2026-05-09  
License: CC BY 4.0 with a link back

CVE-2023-49103 · Severity: critical · CVSS 10 · Exploited in the wild · Published 2023-11-30

The ownCloud graphapi app relies on a third-party library that exposes a URL revealing phpinfo() details. In containerized environments, this can disclose sensitive environment variables including administrative passwords, mail server credentials, and license keys.

Vendors: [ownCloud](https://junglewise.ai/threats/vendors/owncloud).

## Quick answers

**Is CVE-2023-49103 exploited in the wild?** Yes. CVE-2023-49103 is known to be exploited in the wild, first recorded on 30 November 2023. Treat it as urgent.

**How severe is CVE-2023-49103?** Critical severity, with a CVSS score of 10, published 30 November 2023.

**Which products and versions are affected?** ownCloud graphapi 0.2.x before 0.2.1, 0.3.x before 0.3.1.

**Is there a fix for CVE-2023-49103?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2023-49103 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2023-49103?** Check whether you run ownCloud GraphAPI. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- ownCloud graphapi 0.2.x before 0.2.1, 0.3.x before 0.3.1

## Timeline

- 2023-11-30: disclosed
- 2023-11-30: kev added: Added to CISA KEV catalog
- 2023-11-30: exploited: Reported as exploited in the wild at time of publication