Description
A logic error when using mb_strpos() to check for potential XSS payload in Bitrix24 22.0.300 allows attackers to bypass XSS sanitisation via placing HTML tags at the begining of the payload.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Bitrix24 | Bitrix24 | ≤ 22.0.300 | — |
References
- https://starlabs.sg/advisories/23/23-1715/ third-party-advisory