CVE-2026-58470
6.9
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Summary
GNU Wget through 1.25.0, fixed in commit 43d3ba9, contains an integer overflow vulnerability in the parse_content_range() function within src/http.c that allows server-controlled values to cause signed integer arithmetic to overflow. Attackers can supply malicious Content-Range header values to trigger undefined behavior and download desynchronization in the affected client.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| gnuwget | wget | 0 <= 1.25.0 | affected |
| gnuwget | wget | 43d3ba9336bc94937e6fae2365c6ffd30c34ffcf | unaffected |
Weaknesses
- CWE-190: Integer Overflow or Wraparound
References
- https://gitlab.com/gnuwget/wget/-/commit/43d3ba9336bc94937e6fae2365c6ffd30c34ffcf
- https://www.vulncheck.com/advisories/gnu-wget-integer-overflow-via-content-range-header-parsing
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