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Vulnerability record · CVE-2016-9179 · published 22 December 2016

CVE-2016-9179: Lynx improper input validation vulnerability

Lynx · Lynx

lynx: It was found that Lynx doesn't parse the authority component of the URL correctly when the host name part ends with '?', and could instead be tricked into connecting to a different host.

7.5 CVSS 3.0 High EPSS 2.0% · top 20.2% CWE-20 · Improper input validation
7.5CVSS 3.0 base score, v2 5.0
2.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

lynx: It was found that Lynx doesn't parse the authority component of the URL correctly when the host name part ends with '?', and could instead be tricked into connecting to a different host.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.openwall.com/lists/oss-security/2016/11/04/1 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/94215 Third Party AdvisoryVDB Entry
http://www.openwall.com/lists/oss-security/2016/11/04/1 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/94215 Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2016-9179), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.