CVE-2026-20270: Cisco IOS XE Incorrect Calculation
CVE-2026-20270 is a high-severity vulnerability in Cisco IOS XE Software with a CVSS score of 8.6. It involves incorrect calculation, including integer…
Tag: integer overflow
Public PoC Released for Critical libssh2 CVE-2026-55200 Client-Side SSH Flaw
A public proof-of-concept (PoC) has been released for CVE-2026-55200, a critical vulnerability in the libssh2 client-side SSH library. The flaw, with a…
Previous libssh2 Integer Overflow CVE-2019-3855
CVE-2019-3855 was a similar integer overflow vulnerability in libssh2's transport read function, fixed in version 1.8.1. It also allowed a malicious server…