# ownCloud graphapi: Information Disclosure (CVE-2023-49103) · pwn.watch

> ownCloud graphapi contains an information disclosure vulnerability that can reveal sensitive data stored in phpinfo() via GetPhpInfo.php, including administrative credentials. Added to CISA KEV on 2023-11-30.

Page: https://pwn.watch/i/owncloud-graphapi-cve-2023-49103 · generated 2026-10-23T03:01:01.167Z

## Status
- Severity: high · status: closed · patch: patched
- Product: ownCloud graphapi
- Started: 2023-11-30 · closed: 2023-11-30
- CVEs: CVE-2023-49103
- Affected: See vendor advisory / CISA notes (versions not always listed in KEV feed)
- Fixed in: See vendor advisory linked in sources

## Follow this incident
- RSS (one item per update): https://pwn.watch/i/owncloud-graphapi-cve-2023-49103/feed.xml
- JSON Feed: https://pwn.watch/i/owncloud-graphapi-cve-2023-49103/feed.json
- Full data (timeline, sources, posts, agentBrief): https://pwn.watch/i/owncloud-graphapi-cve-2023-49103.json
- This file: https://pwn.watch/i/owncloud-graphapi-cve-2023-49103/llms.txt

## Updates (newest first)
- 2023-11-30: CISA added CVE-2023-49103 to the KEV catalog (due 2023-12-21).

## Fix brief
# Security brief: ownCloud graphapi: Information Disclosure (CVE-2023-49103)

Source: https://pwn.watch/i/owncloud-graphapi-cve-2023-49103 · status: closed (closed Nov 30, 2023) · severity: high · updated Nov 30, 2023

## Patch status
**PATCHED: fixed releases exist. Upgrade to a fixed version.**

## What it is
ownCloud graphapi contains an information disclosure vulnerability that can reveal sensitive data stored in phpinfo() via GetPhpInfo.php, including administrative credentials. Added to CISA KEV on 2023-11-30.

Severity detail: CVSS 7.5 (NVD), actively exploited (CISA KEV)

- Product: ownCloud graphapi
- CVE / advisory ids: CVE-2023-49103

## Affected versions
- See vendor advisory / CISA notes (versions not always listed in KEV feed)

## Check whether you're affected
No generic command applies (the product is a hosted service, appliance or desktop app). Check the installed version in its admin UI / About screen and compare with the versions above.

## Fix
Upgrade to one of these fixed versions (or later on the same branch):
- See vendor advisory linked in sources

After upgrading, re-run the checks above and redeploy/restart the affected services.

## Secrets to rotate
This incident involves possible credential exposure. Rotate any credentials (API keys, tokens, env vars, SSH keys) that were present on affected systems or in affected builds while vulnerable/compromised versions were installed, and review access logs.

## Latest updates
- Nov 30, 2023: CISA added CVE-2023-49103 to the KEV catalog (due 2023-12-21).

## Advisories
- [Vendor advisory: ownCloud graphapi](https://owncloud.com/security-advisories/disclosure-of-sensitive-credentials-and-configuration-in-containerized-deployments/) (ownCloud)
- [NVD: CVE-2023-49103](https://nvd.nist.gov/vuln/detail/CVE-2023-49103) (NVD)
- [CISA Known Exploited Vulnerabilities Catalog](https://www.cisa.gov/known-exploited-vulnerabilities-catalog) (CISA)

## Caveats
Derived from CISA KEV JSON feed catalogVersion 2026.10.21. Exact affected/fixed version strings are not always in the KEV record — verify against the vendor advisory URL. startedAt uses dateAdded (exploitation may have begun earlier).

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Machine-readable: https://pwn.watch/i/owncloud-graphapi-cve-2023-49103.json · all incidents: https://pwn.watch/incidents.json. Verify against the vendor advisory before changing production systems.