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CVE-2026-91949VulnerabilityPublished Updated

Red Hat Security Advisory: freerdp security update

Affects Red Hat freerdpSource GCVE Database

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Not known to be exploited.

Data as of 6 Nov 2026, 02:51 UTC

Severity
Critical

Rated by Threat Radar · CVSS not yet scored by NVD

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 2 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
Red Hat Product Security Red HatAffected
  • >=3.0.0 <=3.30.0
Fixed in–

AI-suggested

Red Hat has released updated packages for Red Hat Enterprise Linux 10 that fix this vulnerability. Users should apply the provided security updates as detailed in the Red Hat advisory (https://access.redhat.com/articles/11258) to remediate the issue. No additional mitigation steps are indicated beyond applying the official patches.

Description

A critical security vulnerability (CVE-2026-91949) affects FreeRDP versions 3.0.0 through 3.30.0, allowing a protocol negotiation bypass. FreeRDP is an open-source implementation of the Remote Desktop Protocol used by the xfreerdp client to connect to various RDP servers. Red Hat has issued a security advisory and released updates for Red Hat Enterprise Linux 10 to address this issue.

References

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