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CVE-2016-9435

23
FAUCET Score

CVE-2016-9435 describes a denial-of-service vulnerability in the w3m web browser, specifically affecting versions prior to 0.5.3+git20161009, including various openSUSE distributions. The flaw, residing in the HTMLtagproc1 function, allows remote attackers to crash the application by processing a specially crafted HTML file containing malformed <dd> tags. With a CVSS score of 6.5 (Medium), this vulnerability requires user interaction (UI:R) and has a low attack complexity (AC:L), but can lead to high availability impact (A:H). There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
42.2CPE matchmatch criteria
cpe:2.3:o:opensuse:leap:42.2:*:*:*:*:*:*:*
42.1CPE matchmatch criteria
cpe:2.3:o:opensuse_project:leap:42.1:*:*:*:*:*:*:*
<= 0.5.3\+git20160718CPE 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
3.35%
Probability of exploitation in next 30 days
EPSS Percentile
87.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0335 is in the 94th percentile among its peer group of 26,208 CVEs.

Social Chatter

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 (3)

github_advisorypatch availablevia nvd_reference
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: w3m
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: w3m

Vendor Advisories (1)

redhatCVE-2016-9435Low

w3m: Unitialised value in file.c

Aug 17, 2016

References

lists.opensuse.org / opensuse-updates/2016-12/msg00084.html
Third Party Advisory
github.com / tats/w3m/commit/33509cc81ec5f2ba44eb6fd98bd5c1b5873e46bd
Issue TrackingPatchThird Party Advisory
github.com / tats/w3m/issues/16
Issue TrackingPatchThird Party Advisory
security.gentoo.org / glsa/201701-08
Third Party AdvisoryVDB Entry
openwall.com / lists/oss-security/2016/11/18/3
Mailing ListPatchThird Party Advisory
securityfocus.com / bid/94407
Third Party AdvisoryVDB Entry