The Sangfor Next-Gen Application Firewall version NGAF8.0.17 is vulnerable to a source code disclosure vulnerability. A remote and unauthenticated attacker can obtain PHP source code by sending an HTTP request with an invalid Content-Length field.
Severity
CVSS 3.1
5.3 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
0.8% chance of exploitation in the next 30 days; higher than 56% of CVEs (scores of 2026-10-31)