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CVE-2026-32624 Média · 6.5 CWE-122 17/04/2026
xrdp: Heap buffer overflow in xrdp_sec_process_logon_info() via incorrect g_strncat length calculation
xrdp is an open source RDP server. Versions through 0.10.5 contain a heap-based buffer overflow vulnerability in its logon processing. In environments where domain_user_separator is configured in xrdp.ini, an unauthenticated remote attacker can send a crafted, excessively long username and domain name to overflow the internal buffer. This can corrupt adjacent memory regions, potentially leading to a Denial of Service (DoS) or unexpected behavior. The domain_name_separator directive is commented out by default, systems are not affected by this vulnerability unless it is intentionally configured. This issue has been fixed in version 0.10.6.
CVE-2026-32623 Alta · 8.1 CWE-122 17/04/2026
xrdp: Heap buffer overflow in NeutrinoRDP channel reassembly
xrdp is an open source RDP server. Versions through 0.10.5 contain a heap-based buffer overflow vulnerability in the NeutrinoRDP module. When proxying RDP sessions from xrdp to another server, the module fails to properly validate the size of reassembled fragmented virtual channel data against its allocated memory buffer. A malicious downstream RDP server (or an attacker capable of performing a Man-in-the-Middle attack) could exploit this flaw to cause memory corruption, potentially leading to a Denial of Service (DoS) or Remote Code Execution (RCE). The NeutrinoRDP module is not built by default. This vulnerability only affects environments where the module has been explicitly compiled and enabled. Users can verify if the module is built by checking for --enable-neutrinordp in the output of the xrdp -v command. This issue has been fixed in version 0.10.6.
CVE-2026-40504 Crítica · 9.8 CWE-122 15/04/2026
Creolabs Gravity < 0.9.6: estouro de buffer baseado em heap em gravity_vm_exec
Creolabs Gravity antes de 0.9.6 contém uma vulnerabilidade de estouro de buffer baseado em heap (heap buffer overflow) na função gravity_vm_exec que permite que atacantes escrevam memória fora dos limites por meio da criação de scripts com muitas strings literais em escopo global. Atacantes podem explorar verificação de limites insuficiente em gravity_fiber_reassign() para corromper metadados do heap e alcançar execução arbitrária de código em aplicações que avaliam scripts não confiáveis.
CVE-2026-6361 Alta · 8.3 CWE-122 15/04/2026
Heap buffer overflow in PDFium in Google Chrome on Windows prior to 147.0.7727.101 allowed a...
Heap buffer overflow in PDFium in Google Chrome on Windows prior to 147.0.7727.101 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code inside a sandbox via a crafted PDF file. (Chromium security severity: High)
CVE-2026-6306 Alta · 8.8 CWE-122 15/04/2026
Heap buffer overflow in PDFium in Google Chrome prior to 147.0.7727.101 allowed a remote attacker...
Heap buffer overflow in PDFium in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted PDF file. (Chromium security severity: High)
CVE-2026-6305 Alta · 8.8 CWE-122 15/04/2026
Heap-based Buffer Overflow em Google Chrome
Heap buffer overflow in PDFium in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted PDF file. (Chromium security severity: High)
CVE-2026-6298 Média · 4.3 CWE-122 15/04/2026
Heap-based Buffer Overflow em Google Chrome
Heap buffer overflow in Skia in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Critical)
CVE-2026-6296 Crítica · 9.6 CWE-122 15/04/2026
Estouro de buffer no heap no ANGLE do Google Chrome (CVE-2026-6296)
Estouro de buffer no heap no ANGLE do Google Chrome anterior à versão 147.0.7727.101 permitia que um atacante remoto potencialmente realizasse uma fuga do sandbox por meio de uma página HTML criada. (Gravidade de segurança do Chromium: Crítica)
CVE-2026-27301 Média · 5.5 CWE-122 14/04/2026
Adobe Framemaker | Heap-based Buffer Overflow (CWE-122)
Adobe Framemaker versions 2022.8 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to disclose sensitive information stored in memory. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CVE-2026-27293 Alta · 7.8 CWE-122 14/04/2026
Adobe Framemaker | Heap-based Buffer Overflow (CWE-122)
Adobe Framemaker versions 2022.8 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CVE-2026-33020 Alta · 7.1 CWE-122 14/04/2026
libsixel: Integer Overflow in write_png_to_file() leads to Heap-based Buffer Overflow
libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. Versions 1.8.7 and prior contain an integer overflow which leads to a heap buffer overflow via sixel_frame_convert_to_rgb888() in frame.c, where allocation size and pointer offset computations for palettised images (PAL1, PAL2, PAL4) are performed using int arithmetic before casting to size_t. For images whose pixel count exceeds INT_MAX / 4, the overflow produces an undersized heap allocation for the conversion buffer and a negative pointer offset for the normalization sub-buffer, after which sixel_helper_normalize_pixelformat() writes the full image data starting from the invalid pointer, causing massive heap corruption confirmed by ASAN. An attacker providing a specially crafted large palettised PNG can corrupt the heap of the victim process, resulting in a reliable crash and potential arbitrary code execution. This issue has been fixed in version 1.8.7-r1.
CVE-2026-34630 Alta · 7.8 CWE-122 14/04/2026
Bridge | Heap-based Buffer Overflow (CWE-122)
Bridge versions 16.0.2, 15.1.4 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CVE-2026-27313 Alta · 7.8 CWE-122 14/04/2026
Bridge | Heap-based Buffer Overflow (CWE-122)
Bridge versions 16.0.2, 15.1.4 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CVE-2026-27312 Alta · 7.8 CWE-122 14/04/2026
Bridge | Heap-based Buffer Overflow (CWE-122)
Bridge versions 16.0.2, 15.1.4 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CVE-2026-27311 Alta · 7.8 CWE-122 14/04/2026
Bridge | Heap-based Buffer Overflow (CWE-122)
Bridge versions 16.0.2, 15.1.4 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CVE-2026-27310 Alta · 7.8 CWE-122 14/04/2026
Bridge | Heap-based Buffer Overflow (CWE-122)
Bridge versions 16.0.2, 15.1.4 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CVE-2026-34629 Alta · 7.8 CWE-122 14/04/2026
InDesign Desktop | Heap-based Buffer Overflow (CWE-122)
InDesign Desktop versions 20.5.2, 21.2 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CVE-2026-34628 Alta · 7.8 CWE-122 14/04/2026
InDesign Desktop | Heap-based Buffer Overflow (CWE-122)
InDesign Desktop versions 20.5.2, 21.2 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CVE-2026-34627 Alta · 7.8 CWE-122 14/04/2026
InDesign Desktop | Heap-based Buffer Overflow (CWE-122)
InDesign Desktop versions 20.5.2, 21.2 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CVE-2026-32223 Média · 6.8 CWE-122 14/04/2026
Windows USB Printing Stack (usbprint.sys) Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows USB Print Driver allows an unauthorized attacker to elevate privileges with a physical attack.
CVE-2026-32221 Alta · 8.4 CWE-122 14/04/2026
Windows Graphics Component Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code locally.
CVE-2026-32093 Alta · 7.0 CWE-122 14/04/2026
Windows Function Discovery Service (fdwsd.dll) Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.
CVE-2026-32087 Alta · 7.0 CWE-122 14/04/2026
Windows Function Discovery Service (fdwsd.dll) Elevation of Privilege Vulnerability
Heap-based buffer overflow in Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.
CVE-2026-26180 Alta · 7.8 CWE-122 14/04/2026
Windows Kernel Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-26176 Alta · 7.8 CWE-122 14/04/2026
Windows Client Side Caching driver (csc.sys) Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Client Side Caching driver (csc.sys) allows an authorized attacker to elevate privileges locally.