Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2016-9438

18
FAUCET Score

CVE-2016-9438 describes a denial-of-service vulnerability in the Tatsuya Kinoshita w3m fork, specifically versions prior to 0.5.3-31. This flaw allows remote attackers to crash the w3m browser via a specially crafted HTML page, leading to a segmentation fault. Rated as Medium severity (CVSS 6.5), it requires user interaction (UI:R) but can be exploited over the network (AV:N) with low complexity (AC:L), resulting in high availability impact (A:H). There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.5.3-30CPE matchmatch criteria
cpe:2.3:a:tats:w3m:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.83%
Probability of exploitation in next 30 days
EPSS Percentile
76.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0183 is in the 88th percentile among its peer group of 26,234 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, 0.0 Mastodon, and 0.1 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 (1)

github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2016-9438Low

w3m: Null pointer dereference with input_alt tag

Aug 17, 2016

References

github.com / tats/w3m/blob/master/ChangeLog
Issue TrackingPatch
github.com / tats/w3m/issues/18
Issue TrackingPatch
security.gentoo.org / glsa/201701-08
openwall.com / lists/oss-security/2016/11/18/3
Mailing ListThird Party Advisory
securityfocus.com / bid/94407