Nextcloud Server is a self hosted personal cloud system. In Nextcloud Server prior to 29.0.13, 30.0.7, and 31.0.1 and Nextcloud Enterprise Server prior to 26.0.13.13, 27.1.11.13, 28.0.14.4, 29.0.13, 30.0.7, and 31.0.1, an attacker on a multi-user system may read temporary files from Nextcloud running with a different user account, or run a symlink attack. Nextcloud Server versions 29.0.13, 30.0.7, and 31.0.1 and Nextcloud Enterprise Server 26.0.13.13, 27.1.11.13, 28.0.14.4, 29.0.13, 30.0.7, and 31.0.1 fix the issue. No known workarounds are available.
CVE-2025-47794
This low-severity CVE scores 2.6 under NVD CVSS v3. EPSS exploit probability: 0.4%, top 67% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 2.6
- EG Score
- 2.6(medium)
- EG Risk
- 12(Track)EG Risk 12/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity26% × 45%Exploitation0% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 40%
- KEV
- Not listed
Published
May 16, 2025
Last Modified
September 30, 2025
References (3)
- security-advisories@githubhttps://github.com/nextcloud/security-advisories/security/advisories/GHSA-q568-2933-gcjq
- security-advisories@githubhttps://github.com/nextcloud/server/pull/51194
- security-advisories@githubhttps://hackerone.com/reports/1960647
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 7× in last 7d / 31× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 158 total refreshes for this CVE.
- 2026-09-21 21:06 UTCEPSS rescore
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Frequently asked(5)
What is CVE-2025-47794?
When was CVE-2025-47794 disclosed?
Is CVE-2025-47794 actively exploited?
What is the CVSS score of CVE-2025-47794?
How do I remediate CVE-2025-47794?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2025-47794
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