CVE-2026-44503
7
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N
Summary
The RedirectHandler middleware in microsoft/kiota-java (com.microsoft.kiota:microsoft-kiota-http-okHttp v1.9.0) and other Kiota libraries fails to strip sensitive HTTP headers when following 3xx redirects to a different host or scheme. Only the Authorization header is removed; Cookie, Proxy-Authorization, and all custom headers are forwarded to the redirect target.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| microsoft | kiota-java | < 1.9.1 | affected |
| microsoft | Microsoft.Kiota.Abstractions | < 1.22.0 | affected |
| microsoft | github.com/microsoft/kiota-http-go | < 1.5.5 | affected |
| microsoft | kiota-typescript | < 1.0.0-preview.100 | affected |
| microsoft | microsoft-kiota-abstractions | < 1.9.1 | affected |
| microsoft | microsoft-kiota-http | < 1.9.9 | affected |
Weaknesses
- CWE-601: CWE-601: URL Redirection to Untrusted Site ('Open Redirect')
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: partial
Additional References
References
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.