Description
Unsafe variable extraction in bitrix/modules/main/classes/general/user_options.php in Bitrix24 22.0.300 allows remote authenticated attackers to execute arbitrary code via (1) appending arbitrary content to existing PHP files or (2) PHAR deserialization.
References (1)
Core 1
Core References
Exploit, Third Party Advisory third-party-advisory
https://starlabs.sg/advisories/23/23-1714/
Scores
CVSS v3
8.8
EPSS
0.0140
EPSS Percentile
68.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-502
Status
published
Products (1)
bitrix24/bitrix24
22.0.300
Published
Nov 01, 2023
Tracked Since
Feb 18, 2026