Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 15.9%
CVSS Severity
CVSS v3 Score 5.3
Products affected by CVE-2026-58470
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cpe:2.3:a:gnu:wget:1.10.1
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cpe:2.3:a:gnu:wget:1.10.2
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cpe:2.3:a:gnu:wget:1.11.1
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cpe:2.3:a:gnu:wget:1.11.2
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cpe:2.3:a:gnu:wget:1.11.3
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cpe:2.3:a:gnu:wget:1.11.4
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cpe:2.3:a:gnu:wget:1.11.4-1
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cpe:2.3:a:gnu:wget:1.13.1
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cpe:2.3:a:gnu:wget:1.13.3
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cpe:2.3:a:gnu:wget:1.13.4
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cpe:2.3:a:gnu:wget:1.16.1
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cpe:2.3:a:gnu:wget:1.16.2
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cpe:2.3:a:gnu:wget:1.16.3
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cpe:2.3:a:gnu:wget:1.17.1
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cpe:2.3:a:gnu:wget:1.19.1
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cpe:2.3:a:gnu:wget:1.19.2
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cpe:2.3:a:gnu:wget:1.19.3
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cpe:2.3:a:gnu:wget:1.19.4
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cpe:2.3:a:gnu:wget:1.19.5
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cpe:2.3:a:gnu:wget:1.20.1
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