CVE-2023-1717

PoC —

CVSS 3.1

9.6 critical

EPSS

1%p62

Published

Nov 1, 2023 (Nov 1, 2023)

Modified

Jun 17, 2026

Description

Prototype pollution in bitrix/templates/bitrix24/components/bitrix/menu/left_vertical/script.js in Bitrix24 22.0.300 allows remote attackers to execute arbitrary JavaScript code in the victim’s browser, and possibly execute arbitrary PHP code on the server if the victim has administrator privilege, via polluting `__proto__[tag]` and `__proto__[text]`.

Vendors: bitrix24
Products: bitrix24
Weakness: CWE-79, CWE-1321
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.1%)

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