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CVE-2026-109941 Details
Description
FreeRDP from 2.3.0 before 3.32.0 contains an infinite loop vulnerability in http_chuncked_read that allows malicious RD Gateways to hang clients by sending incomplete chunked responses. Attackers can send a partial chunk-size line or footer followed by a clean TLS shutdown, causing zero-byte reads to loop forever and freeze the client decoder thread.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Oct 18, 2026Exploitation: PocAutomatable: NoTechnical Impact: Partial
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-7vfc-chg9-q5r8 | CISA-ADP | ExploitVendor AdvisoryMitigation |
| https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-7vfc-chg9-q5r8 | [email protected] | ExploitVendor AdvisoryMitigation |
| https://www.vulncheck.com/advisories/freerdp-2.3.0-before-3.32.0-infinite-loop-via-rd-gateway-chunked-response | [email protected] | Third Party Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-835 | Loop with Unreachable Exit Condition ('Infinite Loop') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| freerdp freerdp | >= 2.3.0, < 3.32.0 |
CPE
Remediation
| |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Oct 26, 2026 | Initial Analysis | [email protected] |
| Oct 18, 2026 | CVE Modified | CISA-ADP |
| Oct 13, 2026 | New CVE Received | [email protected] |