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CVE-2016-9179

20
FAUCET Score

CVE-2016-9179 describes a vulnerability in Lynx where incorrect parsing of the URL's authority component, specifically when the hostname ends with a question mark, could lead to the browser connecting to an unintended host. This vulnerability is rated as High severity (CVSS 7.5), indicating a network-based attack with low complexity and a high impact on integrity, requiring no user interaction. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:lynx:lynx:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.99%
Probability of exploitation in next 30 days
EPSS Percentile
78.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0199 is in the 62nd percentile among its peer group of 51,455 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (5)

microsoftpatch availablevia msrc
Product: cbl2 lynx 2.9.0~dev.9-5 on CBL Mariner 2.0Fixed in: 2.9.0~dev.9-5
microsoftpatch availablevia msrc
Product: 16881-16823Fixed in: 2.9.0~dev.9-5
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: lynx
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: lynx
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: lynx

Vendor Advisories (2)

microsoft2016-Dec/CVE-2016-9179Important

It was found that Lynx doesn't parse the authority component of the URL correctly

Dec 13, 2016
redhatCVE-2016-9179Moderate

lynx: Invalid URL parsing of pages containing '?'

Nov 3, 2016

References

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