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CWE-351

Insufficient Type Distinction

The product does not properly distinguish between different types of elements in a way that leads to insecure behavior.

15
Assigned CVEs
374th
Commonality Rank
7.1
Avg CVSS
6.7%
In CISA KEV

Volume and Severity of Assigned CVEs Over Time

Volume of CVEs assigned to CWE-351 and their average CVSS base score over time.

Volume of CVEsAvg CVSS Base Score
First CVE
May 19, 2020
6 years ago
Most Recent CVE
Jul 14, 2026
10 days ago

Top CVEs Assigned This CWE

Top CVEs that have been assigned this CWE. A single CVE can have multiple CWE assignments, though many have just one.

15 CVEs · Highest risk first

CVEPublishedCVSSRiskKEVExploit
CVE-2023-38831HIGH
RARLAB WinRAR before 6.23 allows attackers to execute arbitrary code when a user attempts to view a benign file within a ZIP archive. The issue occurs because a ZIP archive may inc
Aug 23, 20237.897YESYES
CVE-2025-31951HIGH
HCL BigFix RunBookAI is affected by a Unvalidated Command Input / Potential Command Smuggling vulnerability. A flaw in a component's input handling was identified that could permit
May 6, 20268.832NONO
CVE-2026-15305MEDIUM
Users were able to upload files with arbitrary MIME types to forms using FileUpload or ImageUpload elements with allowedMimeTypes configured. The restriction was not enforced serve
Jul 14, 20266.330NONO
CVE-2025-54413HIGH
skops is a Python library which helps users share and ship their scikit-learn based models. Versions 0.11.0 and below contain an inconsistency in MethodNode, which can be exploited
Jul 26, 20258.728NONO
CVE-2025-54412HIGH
skops is a Python library which helps users share and ship their scikit-learn based models. Versions 0.11.0 and below contain a inconsistency in the OperatorFuncNode which can be e
Jul 26, 20258.727NONO
CVE-2025-30510CRITICAL
An attacker can upload an arbitrary file instead of a plant image.
Apr 15, 20259.827NONO
CVE-2023-2866HIGH
If an attacker can trick an authenticated user into loading a maliciously crafted .zip file onto Advantech WebAccess version 8.4.5, a web shell could be used to give the attacker
Jun 7, 20237.825NONO
CVE-2022-1642HIGH
A program using swift-corelibs-foundation is vulnerable to a denial of service attack caused by a potentially malicious source producing a JSON document containing a type mismatch.
Jun 16, 20227.525NONO
CVE-2025-65960MEDIUM
Contao is an Open Source CMS. From version 4.0.0 to before 4.13.57, before 5.3.42, and before 5.6.5, back end users with precise control over the contents of template closures can
Nov 25, 20256.623NONO
CVE-2025-32035HIGH
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to 9.13.2, when uploading files (e.g. when uploading assets), th
Apr 8, 20257.521NONO
View all 15 CVEs →

CVE Severity & Scoring

This CWEGlobal (All CVEs)
0.0-0.9
1.0-1.9
2.0-2.9
3.0-3.9
10%
4.0-4.9
20%
19%
5.0-5.9
20%
16%
6.0-6.9
27%
26%
7.0-7.9
20%
11%
8.0-8.9
14%
9.0-10.0
unknown
CVSS Score Range

Exploit Exposure

Exploit activity across CVEs assigned to this CWE, including CVEs that carry other CWE assignments.

CISA KEV
1 CVE
6.7% of CVEs· 99th percentile
Metasploit
1 CVE
6.7% of CVEs· 98th percentile
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%

Social Chatter

Social posts that mention CVE IDs assigned to this CWE. This is assigned-CVE activity, not mentions of the CWE label itself.

Media Mentions

Media articles that mention CVE IDs assigned to this CWE. This is assigned-CVE coverage, not mentions of the CWE label itself.

Top Affected Vendors

Top Affected Products