HIGH

CVE-2026-24678

CVSS v3

7.5

HIGH

EPSS Score

0.7 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

freerdpAlmaLinux:10all versions · fixed in 2:3.10.3-5.el10_1.2and 5 other packages

Vendor advisories

CVE-2026-24678 Red Hat Product Security195 products fixed · 5 known affected
freerdp: FreeRDP: Denial of Service via use after free in ecam_channel_write
freerdp as a component of Red Hat Enterprise Linux 6 · freerdp-devel as a component of Red Hat Enterprise Linux 6 · freerdp-libs as a component of Red Hat Enterprise Linux 6
RHSA-2026:19033 Red Hat Product Security65 products fixed
Red Hat Security Advisory: freerdp security update
RHSA-2026:4121 Red Hat Product Security65 products fixed
Red Hat Security Advisory: freerdp security update
RHSA-2026:3068 Red Hat Product Security65 products fixed
Red Hat Security Advisory: freerdp security update

Full record on NVD

Description

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, A capture thread sends sample responses using a freed channel callback after a device channel close, leading to a use after free in ecam_channel_write. This vulnerability is fixed in 3.22.0.

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: 2026-02-09
Last Modified: 2026-02-10

Frequently asked questions

What is CVE-2026-24678?

Is CVE-2026-24678 actively exploited?

Active exploitation of CVE-2026-24678 has not been confirmed. Its EPSS score was 0.7% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-24678?

CVE-2026-24678 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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