URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Apache APISIX. The attacker could manipulate some client headers to perform an open-redirect, to potentially expose the session token. This issue affects Apache APISIX: from 3.0.0 through 3.16.0. Users are recommended to upgrade to version 3.17.0, which fixes the issue.
URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Apache APISIX.
The attacker could manipulate some client headers to perform an open-redirect, to potentially expose the session token.
This issue affects Apache APISIX: from 3.0.0 through 3.16.0.
Users are recommended to upgrade to version 3.17.0, which fixes the issue.
Why this VPI (explainable, experimental)
VPI breakdown
| Impact | 21.00 |
| Exploitation signal(No additional exploitation signal) | ×1.00 |
| VPI | 21.00 |
VPI formula vpi-v1
| Source | CVSS Version | Base Score | Severity | Vector String | Assessment Date |
|---|---|---|---|---|---|
| NVDNIST | 3.1 | 7.2 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N | 06/24/2026 |
| NVDNIST | 4.0 | 2.1 |
| CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
| 06/20/2026 |