CVE-2023-7307 Sangfor Behavior Management System XML External Entity Injection
Remote unauthenticated attackers can exploit XML External Entity injection in Sangfor Behavior Management System to disclose internal files or perform SSRF.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-7307?
CVE-2023-7307 is a high-severity vulnerability in Sangfor Behavior Management System (DC Management System), published on 27 Aug 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Sangfor Behavior Management System (also referred to as DC Management System in Chinese-language documentation) contains an XML external entity (XXE) injection vulnerability in the /src/sangforindex endpoint. A remote unauthenticated attacker can submit crafted XML data containing external entity definitions, leading to potential disclosure of internal files, server-side request forgery (SSRF), or other impacts depending on parser behavior. The vulnerability is due to improper configuration of the XML parser, which allows resolution of external entities without restriction. This product is now integrated into their IAM (Internet Access Management) platform and an affected version range is undefined. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-09-06 UTC.
Weakness: CWE-611
Which versions are affected by CVE-2023-7307?
How do I fix CVE-2023-7307?
No fix has been published for CVE-2023-7307 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-7307 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-7307 exists.
Sources
Also known as GHSA-ffx8-q4qj-8vmr.