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CVE-2026-110836: FreeRDP from 3.0.0 before 3.32.0 contains an infinite loop vulnerability in http_response_recv() that allows m

32
Routine
MEDIUM 6.5UPGRADE

CVE-2026-110836 is a medium-severity flaw (CVSS 6.5) affecting freerdp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

FreeRDP from 3.0.0 before 3.32.0 contains an infinite loop vulnerability in http_response_recv() that allows malicious gateways to exhaust client CPU via crafted Content-Type headers. Attackers controlling a gateway can return a nonzero Content-Length with a semicolon-containing unrecognized Content-Type, pinning a client thread at full CPU indefinitely.

Why this priority

  • Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score6.5 (Medium)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionRequired
EPSS exploit chance0.3% (top 84%)
CISA exploited listNo
WeaknessCWE-835
Published2026-10-14
Last modified2026-10-23
Publisher (CNA): VulnCheck · Vendor: freerdp

Am I affected?

Timeline

freerdp freerdp UPGRADE
Affected: >= 3.0.0 and < 3.32.0
Fixed in: 3.32.0
Safe to downgrade to: a release before 3.0.0
1. Check installed version
apt-cache policy freerdp || rpm -q freerdp || freerdp --version
2. UPGRADE to 3.32.0 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade freerdp
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade freerdp
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
3. If no update is available yet, DOWNGRADE to a release before 3.0.0 (Debian / Ubuntu)
apt-cache madison freerdp sudo apt install freerdp=<VERSION_BEFORE_3.0.0> sudo apt-mark hold freerdp
3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list freerdp sudo dnf downgrade freerdp-<VERSION_BEFORE_3.0.0> sudo dnf versionlock add freerdp
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

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References

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