CVE-2026-33985: FreeRDP is a free implementation of the Remote Desktop Protocol

Q: How do I fix CVE-2026-33985?

freerdp: upgrade to 3.24.2. Exact commands for each OS are on this page.

Q: Is CVE-2026-33985 being exploited?

CVE-2026-33985 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-33985 affect?

CVE-2026-33985 affects freerdp. Severity is medium (CVSS 5.9). FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, pixel data from adjacent heap memory is rendered to screen, potentially leaking sensitive data to the attacker. This issue has been patched in version

Q: How urgent is CVE-2026-33985?

Priority 24/100. No elevated risk signals yet.

Routine

MEDIUM 5.9UPGRADE

CVE-2026-33985 is a medium-severity flaw (CVSS 5.9) affecting freerdp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, pixel data from adjacent heap memory is rendered to screen, potentially leaking sensitive data to the attacker. This issue has been patched in version 3.24.2.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.9 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 89%)
CISA exploited list	No
Weakness	CWE-125, CWE-131
Published	2026-03-30
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: freerdp

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-03-30 22:16 UTCPublished CVE record published
2026-06-17 10:38 UTCUpdated Record last modified

freerdp freerdp UPGRADE

Affected: < 3.24.2

Fixed in: 3.24.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy freerdp || rpm -q freerdp || freerdp --version

2. UPGRADE to 3.24.2 (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.

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.

Quick answers

How do I fix CVE-2026-33985?

freerdp: upgrade to 3.24.2. Exact commands for each OS are on this page.

Is CVE-2026-33985 being exploited?

CVE-2026-33985 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-33985 affect?

CVE-2026-33985 affects freerdp. Severity is medium (CVSS 5.9). FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, pixel data from adjacent heap memory is rendered to screen, potentially leaking sensitive data to the attacker. This issue has been patched in version

How urgent is CVE-2026-33985?

Priority 24/100. No elevated risk signals yet.

Software pages

WinRM and RDP vulnerabilities

Related CVEs

CVE-2026-111379 HIGH 7.3 UPGRADE FreeRDP before 3.32.0 contains a heap buffer overflow vulnerability in persistent_cache_read_entry_v3 that all
CVE-2026-109256 MEDIUM 5.3 UPGRADE FreeRDP 3.10.0 through 3.32.2 contains a heap buffer overflow in the WinPR png_write_data callback that writes
CVE-2026-109257 MEDIUM 5.9 DOWNGRADE FreeRDP before 3.32.0 contains a double-free vulnerability in nsc_context_initialize_encode() that leaves dang
CVE-2026-109940 MEDIUM 4.3 UPGRADE FreeRDP 3.0.0-beta1 before 3.32.0 on Unix builds with PKCS#11 support has a stack-based buffer overflow in wpr
CVE-2026-109939 MEDIUM 6.5 UPGRADE FreeRDP 3.27.1 before 3.32.0 contains a NULL pointer dereference in update_read_cache_bitmap_v3_order() in lib

References

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