Tencent libpag through 4.3.51 has an integer overflow in DecodeStream::checkEndOfFile() in codec/utils/DecodeStream.cpp via a crafted PAG (Portable Animated Graphics) file.

TencentOS-tiny Integer Overflow or Wraparound

TencentOS-tiny version 3.1.0 is vulnerable to integer wrap-around in function 'tos_mmheap_alloc incorrect calculation of effective memory allocation size. This improper memory assignment can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.

Tencent tdsqlpcloud through 1.8.5 allows unauthenticated remote attackers to discover database credentials via an index.php/api/install/get_db_info request, a related issue to CVE-2023-42387.

The Shenzhen Tencent app 5.8.2.5300 for PC platforms (from Tencent App Center) has a DLL hijacking vulnerability. Attackers can use this vulnerability to execute malicious code.