CVE-2023-1717: critical vulnerability in Bitrix24
Bitrix24 Cross-Site Scripting (XSS) via Client-side Prototype Pollution
Published · Updated
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28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.6epss 1.5%
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]`.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Affected products
Bitrix24 · Bitrix24Related CVEs — Bitrix24
In the same product, most dangerous first.
CVE-2023-1718HIGHBitrix24 Denial-of-Service (DoS) via Improper File Stream AccessEPSS 28.7%CVE-2023-1719HIGHBitrix24 Insecure Global Variable ExtractionEPSS 6.3%CVE-2023-1714HIGHBitrix24 Remote Command Execution (RCE) via Unsafe Variable ExtractionEPSS 1.8%CVE-2023-1713HIGHBitrix24 Remote Command Execution (RCE) via Insecure Temporary File CreationEPSS 1.6%CVE-2023-1720CRITICALBitrix24 Stored Cross-Site Scripting (XSS) via File UploadEPSS 1.1%CVE-2023-1716CRITICALBitrix24 Stored Cross-Site Scripting (XSS) via Improper Input Neutralization on Invoice Edit Page (2 of 2)EPSS 0.8%