CVE-2024-38428
It was discovered that Wget mishandled semicolons in the userinfo subcomponent of a URL. A remote attacker could possibly use this issue to trick a user into connecting to a different host than intended. This issue only affected Ubuntu 14.04 LTS. (CVE-2024-38428) It was discovered that Wget incorrectly handled Metalink documents containing a whitespace-only URL. A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, and Ubuntu 26.04 LTS. (CVE-2026-58469) It was discovered that Wget incorrectly handled Content-Range header values, leading to an integer overflow. A remote attacker could possibly use this issue to cause download desynchronization. (CVE-2026-58470) It was discovered that Wget incorrectly handled character set conversion of server-supplied filenames. A remote attacker could possibly use this issue to cause a denial of service or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, and Ubuntu 26.04 LTS. (CVE-2026-58471) It was discovered that Wget incorrectly handled HTML attributes requiring entity encoding. A remote attacker could possibly use this issue to cause a denial of service or possibly execute arbitrary code. (CVE-2026-58472)
CSIRTS triage
- What
- Wget has multiple vulnerabilities that could lead to denial of service and other issues.
- Who is affected
- Users of Wget on the specified Ubuntu versions are affected by these vulnerabilities.
- Urgency
- Remediation is urgent for affected versions due to potential denial of service.
- Action
- Update Wget to the latest version available for your Ubuntu distribution.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.67% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 48% of all EPSS-scored CVEs.
Advisory coverage (2)
- medium[UPDATE] [medium] wget: Vulnerability Allows Unspecified Attackcert-bund · 2026-07-15
- unknownUSN-8543-1: Wget vulnerabilitiesubuntu · 2026-07-14
External references
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