CVE-2026-109256Medium· 5.3▾ TwilightPoC availableFreeRDP 3.10.0 through 3.32.2 contains a heap buffer overflow in the WinPR png_write_data callback that writes past the buffer after a realloc failure. A malicious RDP clipboard peer can supply a large CF_DIB image that triggers out-of-b…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 29.2 · likelihood 0.1 · exploitation 12
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Oct 14.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.3%
Exploit / PoC code exists
0.3% → 0.3%
FreeRDP 3.10.0 through 3.32.2 contains a heap buffer overflow in the WinPR png_write_data callback that writes past the buffer after a realloc failure. A malicious RDP clipboard peer can supply a large CF_DIB image that triggers out-of-bounds memcpy during PNG conversion, causing a client crash.
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-109250Medium· 6.6FreeRDP 3.0.0 before 3.32.0 contains a heap buffer overflow vulnerability in collect_keys() that allows local attackers to write past the fixed 64-entry keys array during PKCS#11 key enumeration
CVE-2026-116124High· 7.8libgsf: libgsf: Arbitrary code execution via heap-based buffer overflow in OLE2 parser (CVE-2026-116124)
CVE-2026-116160Low· 3.3ImageMagick: ImageMagick: Denial of Service via crafted image in X11 animate operation (CVE-2026-116160)
CVE-2026-100229Medium· 6.5A flaw was found in GStreamer's H.266 codec parser library (libgstcodecparsers)
CVE-2026-100231Medium· 6.1A flaw was found in the GStreamer multimedia framework's ASF muxer plugin (asfmux)
CVE-2026-110247High· 8.8Several buffer-growth sites in libmime performed size arithmetic in 32-bit types without overflow checks