VulnerabilityModified
CVE-2023-1715
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.
MEDIUM 5.4EPSS 0.59%
Does this matter?
Lower severity and a low EPSS score (0.59%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 0.59% probability · 47th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- bitrix24/bitrix24
- Source
- info@starlabs.sg
References
- https://starlabs.sg/advisories/23/23-1715/Exploit, Third Party Advisory
- https://starlabs.sg/advisories/23/23-1715/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.