Icegram
CVE-2020-5780
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication Authentication required for critical functions
MITRE ATT&CK
1 technique across 1 tactic: Initial Access The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 5.3 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available. |
| Exploit ScenarioDerived | A remote attacker could access critical functionality without authentication by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability. |
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Alert meAnalysisAI
Missing Authentication for Critical Function in Icegram Email Subscribers & Newsletters Plugin for WordPress prior to version 4.5.6 allows a remote, unauthenticated attacker to conduct. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Require authentication for all sensitive operations, implement defense in depth.
Affects your stack
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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 as Missing Authentication for Critical Function (CWE-306), which allows attackers to access critical functionality without authentication. Missing Authentication for Critical Function in Icegram Email Subscribers & Newsletters Plugin for WordPress prior to version 4.5.6 allows a remote, unauthenticated attacker to conduct unauthenticated email forgery/spoofing. Affected products include: Icegram Email Subscribers \& Newsletters. Version information: version 4.5.6.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionNVD
Missing Authentication for Critical Function in Icegram Email Subscribers & Newsletters Plugin for WordPress prior to version 4.5.6 allows a remote, unauthenticated attacker to conduct unauthenticated email forgery/spoofing.
Threat Intelligence Overview
NVD
CVE.org
EPSS
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.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
Affected Products (CPE)NVD
The Email Subscribers by Icegram Express plugin for WordPress is vulnerable to SQL Injection via the ‘hash’ parameter in
The Email Subscribers & Newsletters WordPress plugin before 5.3.2 does not correctly escape the `order` and `orderby` pa
An issue was discovered in the "Email Subscribers & Newsletters" plugin before 3.4.8 for WordPress. Rated high severity
Cross-site request forgery in Icegram Email Subscribers & Newsletters Plugin for WordPress v4.4.8 allows a remote attack
The WordPress plugin, Email Subscribers & Newsletters, before 4.2.3 had a flaw that allowed users with edit_post capabil
The Email Subscribers by Icegram Express - Email Marketing, Newsletters, Automation for WordPress & WooCommerce plugin f
The Icegram Express WordPress plugin before 5.7.50 does not sanitise and escape some of its Template settings, which cou
The Icegram Engage WordPress plugin before 3.1.12 does not escape a parameter before outputting it back in an attribute,
The Popups, Welcome Bar, Optins and Lead Generation Plugin WordPress plugin before 2.0.5 does not sanitise and escape th
The Email Subscribers by Icegram Express - Email Marketing, Newsletters, Automation for WordPress & WooCommerce plugin f
Missing Authorization vulnerability in Email Subscribers & Newsletters.7.13. Rated critical severity (CVSS 9.8), this vu
A SQL injection vulnerability exists in the Icegram Email Subscribers & Newsletters plugin through 4.1.7 for WordPress.
GitHub PoC
Exploit-DB