CVE-2026-33987

High

Description

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in persistent_cache_read_entry_v3() in libfreerdp/cache/persistent.c, persistent->bmpSize is updated before winpr_aligned_recalloc(). If realloc fails, bmpSize is inflated while bmpData points to the old buffer. This issue has been patched in version 3.24.2.

SeverityHigh
CVSS7.1
Exploit probability—
ProductFreerdp
PublishedMar 30, 2026
First seenMar 30, 2026

How to fix

Update
  • freerdp freerdp3.24.2 or later

Affected products

ProductAffected versionsFixed in
freerdp freerdpv < 3.24.23.24.2

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CVE-2026-33987 · Freerdp · Dark Radar