Skip to main content

Strapi CVE-2020-13961

MEDIUM
Improper Input Validation (CWE-20)
2020-06-19 cve@mitre.org
6.5
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V2 - Validation and Business Logic Input validation, allowlisting
Impact

CVSS score of 6.5 (MEDIUM). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 1.7% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

Strapi before 3.0.2 could allow a remote authenticated attacker to bypass security restrictions because templates are stored in a global variable without any sanitation. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affected Packages

npm strapi fix: 3.0.2

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in npm

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-20. Strapi before 3.0.2 could allow a remote authenticated attacker to bypass security restrictions because templates are stored in a global variable without any sanitation. By sending a specially crafted request, an attacker could exploit this vulnerability to update the email template for both password reset and account confirmation emails. Affected products include: Strapi. Version information: before 3.0.2.

Know when Strapi gets its next vulnerability

  • Watch products and get an email when something new is published
  • Check this CVE against your own stack and servers
  • Exploit and PoC references, threat intelligence from 22 sources

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 6.5 MEDIUM
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

DescriptionNVD

Strapi before 3.0.2 could allow a remote authenticated attacker to bypass security restrictions because templates are stored in a global variable without any sanitation. By sending a specially crafted request, an attacker could exploit this vulnerability to update the email template for both password reset and account confirmation emails.

Threat Intelligence Overview

EPSS Score
1.7%
Top 26% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 1.7%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

34
Low Medium High Critical
KEV: 0
EPSS: +2
CVSS: +32
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)NVD

cpe:2.3:a:strapi:strapi:*:*:*:*:*:*:*:*

More in Strapi

View all
CVE-2023-22894 MEDIUM POC
4.9 Apr 19

Strapi through 4.5.5 allows attackers (with access to the admin panel) to discover sensitive user details by exploiting

CVE-2023-38507 CRITICAL POC
9.8 Sep 15

Strapi is the an open-source headless content management system. Rated critical severity (CVSS 9.8), this vulnerability

CVE-2022-27263 CRITICAL POC
9.8 Apr 12

An arbitrary file upload vulnerability in the file upload module of Strapi v4.1.5 allows attackers to execute arbitrary

CVE-2019-18818 CRITICAL POC
9.8 Nov 07

strapi before 3.0.0-beta.17.5 mishandles password resets within packages/strapi-admin/controllers/Auth.js and packages/s

CVE-2022-32114 HIGH POC
8.8 Jul 13

An unrestricted file upload vulnerability in the Add New Assets function of Strapi 4.1.12 allows attackers to conduct XS

CVE-2022-31367 HIGH POC
8.8 Sep 27

Strapi before 3.6.10 and 4.x before 4.1.10 mishandles hidden attributes within admin API responses. Rated high severity

CVE-2024-37818 HIGH POC
8.6 Jun 20

Strapi v4.24.4 was discovered to contain a Server-Side Request Forgery (SSRF) via the component /strapi.io/_next/image.

CVE-2024-34065 HIGH POC
8.1 Jun 12

Strapi is an open-source content management system. Rated high severity (CVSS 8.1), this vulnerability is remotely explo

CVE-2021-28128 HIGH POC
8.1 May 06

In Strapi through 3.6.0, the admin panel allows the changing of one's own password without entering the current password

CVE-2023-39345 HIGH POC
7.5 Nov 06

strapi is an open-source headless CMS. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no au

CVE-2023-34235 HIGH POC
7.5 Jul 25

Strapi is an open-source headless content management system. Rated high severity (CVSS 7.5), this vulnerability is remot

CVE-2023-22893 HIGH POC
7.5 Apr 19

Strapi through 4.5.5 does not verify the access or ID tokens issued during the OAuth flow when the AWS Cognito login pro

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy