CVE-2026-58470
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.
- Score
- CVSS 4.0 6.9 Medium
- Status
- Analyzed - disclosure@vulncheck.com
- Published
- 2026-07-07
- Last modified
- 2026-10-25
- Weaknesses
- CWE-190
Affected products
References
- https://gitlab.com/gnuwget/wget/-/commit/43d3ba9336bc94937e6fae2365c6ffd30c34ffcf
- https://www.vulncheck.com/advisories/gnu-wget-integer-overflow-via-content-range-header-parsing
