CVE-2020-13484

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Bitrix24 through 20.0.975 allows SSRF via an intranet IP address in the services/main/ajax.php?action=attachUrlPreview url parameter, if the destination URL hosts an HTML document containing '<meta name="og:image" content="' followed by an intranet URL.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-918

Affected software

No affected versions have been published.

Timeline

Published
Jun 24, 2020
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2020-13484: Critical severity, CVSS 9.8 | Vulnix