CVE-2026-58470
GNU Wget 1.25.0 Integer Overflow via Content-Range Header Parsing
CVSS Score
5.3
EPSS Score
0.2%
EPSS Percentile
16th
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.
| CWE | CWE-190 |
| Vendor | gnuwget |
| Product | wget |
| Published | Jul 7, 2026 |
| Last Updated | Jul 14, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Affected Versions
gnuwget / wget
0 ≤ 1.25.0
References
Credits
Tristan Madani