Stack-based Buffer Overflow Flaw in Libsoup Affects Multiple Products
CVE-2026-1761

8.6HIGH

Key Information:

Vendor: Red Hat
Status: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 7 Extended Lifecycle Support; Red Hat Enterprise Linux 8
Vendor: CVE Published:; 2 February 2026

What is CVE-2026-1761?

A stack-based buffer overflow vulnerability exists in Libsoup, triggered during the parsing of multipart HTTP responses due to improper length calculations. An attacker can exploit this flaw by sending a specially crafted multipart HTTP response that induces memory corruption, potentially leading to application crashes or arbitrary code execution. Notably, this vulnerability can be exploited without the need for authentication or user interaction, putting numerous applications that process untrusted server responses at risk.

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