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CVE

CVE-2024-52515

Nextcloud Server is a self hosted personal cloud system. After an admin enables the default-disabled SVG preview provide

Nextcloud Server is a self hosted personal cloud system. After an admin enables the default-disabled SVG preview provider, a malicious user could upload a manipulated SVG file referencing paths. If the file would exist the preview of the SVG would preview the other file instead.

It is recommended that the Nextcloud Server is upgraded to 27.1.10, 28.0.6 or 29.0.1 and Nextcloud Enterprise Server is upgraded to 24.0.12.15, 25.0.13.10, 26.0.13.4, 27.1.10, 28.0.6 or 29.0.1.

MEDIUM · CVSS 5.7 EPSS 0.01491
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-706Use of Incorrectly-Resolved Name or Reference
▤

Affected Products & Versions

6
nextcloud server>= 24.0.0 and < 24.0.12.15
nextcloud server>= 25.0.0 and < 25.0.13.10
nextcloud server>= 26.0.0 and < 26.0.13.4
nextcloud server>= 27.0.0 and < 27.1.10
nextcloud server>= 28.0.0 and < 28.0.6
nextcloud server>= 29.0.0 and < 29.0.1
▣

Scoring & Timeline

5.7
MEDIUM · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD15 Nov 2024 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-5m5g-hw8c-2236Vendor Advisory
https://github.com/nextcloud/server/commit/7e1c30f82a63fbea8c269e0eec38291377f32604Patch
https://github.com/nextcloud/server/pull/45340Issue Tracking
https://hackerone.com/reports/2484499Issue Tracking
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