CVE-2020-13484

CRITICAL

Bitrix24 < 20.0.975 - Server-Side Request Forgery via URL Preview Ajax Endpoint

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://gist.github.com/mariuszpoplwski/f261a4bc06adde5c78760559db9d63bd

Scores

CVSS v3 9.8
EPSS 0.0203
EPSS Percentile 78.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-918
Status published
Products (1)
bitrix24/bitrix24 < 20.0.975
Published Jun 24, 2020
Tracked Since Feb 18, 2026