CVE-2023-1717

Bitrix24 Cross-Site Scripting (XSS) via Client-side Prototype Pollution

Published Nov 1, 2023 CVSS 3.1 · 9.6 Critical EPSS 1.5% KEV · Not listed
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]`.





Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-23940 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]`.
References
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
STAR_Labs
Published
Updated
Sep 5, 2024, 7:45 PM
Reserved
Mar 30, 2023, 9:17 AM
Status
Modified
Published
Nov 1, 2023, 10:15 AM
Modified
Jun 17, 2026, 5:28 AM