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Published: 21/11/2023 Updated: 30/11/2023

CVSS v3 Base Score: 5.4 | Impact Score: 2.7 | Exploitability Score: 2.3

VMScore: 0

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 25.0.0 and prior to versions 25.0.13, 26.0.8, and 27.1.3 of Nextcloud Server and Nextcloud Enterprise Server, when a user is tricked into copy pasting HTML code without markup (Ctrl+Shift+V) the markup will actually render. Nextcloud Server and Nextcloud Enterprise Server versions 25.0.13, 26.0.8, and 27.1.3 contain a fix for this issue. As a workaround, disable app text.

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CWE-79 https://github.com/nextcloud/security-advisories/security/advisories/GHSA-p7g9-x25m-4h87 https://github.com/nextcloud/text/pull/4877 https://hackerone.com/reports/2211561 https://nvd.nist.gov

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CVE-2023-48302

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