CVE-2026-58469

GNU Wget prior to 1.25.0 is affected by a heap buffer underread in clean_metalink_string() inside src/metalink.c when parsing a Metalink URL that is whitespace-only. The issue can lead to memory corruption and abnormal program behavior; the CVE notes multiple CVSS measurements with high impact (a...

CVE-2026-58470

GNU Wget 1.25.0 and earlier is affected by an integer overflow in parse_content_range() (src/http.c) triggered by server-controlled Content-Range headers, leading to undefined behavior and download desynchronization. The issue is fixed in commit 43d3ba9, and users should upgrade to a version that...

CVE-2026-58471

GNU Wget up to 1.25.0 contains a heap buffer overflow in convert_fname() (src/url.c) that can be triggered by a server-supplied filename requiring character set conversion. When the output buffer is too small and iconv E2BIG reallocates, the remaining space is miscalculated, allowing memory corru...

CVE-2026-58472

GNU Wget up to 1.25.0 contains a heap buffer overflow in html_quote_string() (src/convert.c) triggered by a server-supplied HTML attribute with extensive entity encoding. The root cause is a signed integer counter overflow during output size accumulation, leading to an undersized heap allocation ...