Is there a public exploit for CVE-2026-121389?

No public exploit for CVE-2026-121389 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-121389?

CVE-2026-121389 scores CVSS 2.3 (v4.0), rated low.

What does CVE-2026-121389 affect?

CVE-2026-121389 affects FreeRDP FreeRDP.

2.3 Low

FreeRDP from 3.27.0 before 3.32.2 contains a denial of service vulnerability in rdpdrdumppacket that allows malicious RDP servers to abort…

CVE-2026-121389

FreeRDP from 3.27.0 before 3.32.2 contains a denial of service vulnerability in rdpdrdumppacket that allows malicious RDP servers to abort clients by sending malformed RDPDR device-list announcements. Attackers can declare a DeviceDataLength exceeding the received packet, triggering a fatal StreamSeek assertion when device redirection, TRACE logging, and WinPR assertions are enabled.

Assessment

CVSS: 2.3 (v4.0)
Severity: Low
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 3 November 2026
Last updated: 3 November 2026
Affected: FreeRDP · FreeRDP
Assigner: VulnCheck

CVSS vectorCVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

At the source

EUVD (ENISA)

References

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