Advisory severityCritical9.3Red Hat Linux

Critical [CVE-2026-91949] FreeRDP 3.0.0 through 3.30.0 Protocol Negotiation Bypass

This critical-severity Red Hat Linux advisory covers CVE-2026-91949; related products: Red Hat Enterprise Linux 10.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-91949 Source published Sep 15, 2026Source updated Sep 15, 2026

VulniPulse record published Sep 21, 2026Record updated Oct 3, 2026

CVE-2026-91949

Monitor future Red Hat Linux CVEs from your phone.

Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 32 official vendor sources and 160+ reviewed platform categories.

Matching phone alertsOptional email delivery

Get CVE alerts See app features

Summary

FreeRDP 3.0.0 through 3.30.0 Protocol Negotiation Bypass. Red Hat rates this critical (CVSS 9.3).

Weakness: CWE-358. Red Hat lists fixing advisory RHSA-2026:74471 with package freerdp-2:3.10.3-12.el10_2.13, freerdp-2:3.10.3-3.el10_0.18.

Affected product named by the advisory: Red Hat Enterprise Linux 10.

Affected versions

< 3.31.0

Official advisory · high-confidence parse· fetched 8 days ago·verify at source

Fixed versions

freerdp-2:3.10.3-12.el10_2.13
freerdp-2:3.10.3-3.el10_0.18
RHSA-2026:74471

Official advisory · high-confidence parse· fetched 8 days ago·verify at source

Mitigation

Upgrade to a fixed release: freerdp-2:3.10.3-12.el10_2.13, freerdp-2:3.10.3-3.el10_0.18, RHSA-2026:74471. That is the remediation for this advisory.

The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.

Official advisory · high-confidence parse· fetched 8 days ago·verify at source

Discussion(0)

No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.