CVE-2020-5780

Name: CVE-2020-5780
Creator: NVD / NIST
Published: 2020-09-10T15:15:32.65+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 1.63%

Last modified Jun 17, 2026

CVE-2020-5780 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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.. EPSS estimates a 1.63% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS Probability

1.63%

73.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-306

Affected Software

Vendor	Product	Versions
Icegram	Email Subscribers \& Newsletters	< 4.5.6

References

https://www.tenable.com/security/research/tra-2020-53Exploit, Third Party Advisory
https://www.tenable.com/security/research/tra-2020-53Exploit, Third Party Advisory

Timeline

Published: Sep 10, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-5780?

How severe is CVE-2020-5780?

CVE-2020-5780 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.63% probability of exploitation in the next 30 days.

How do I fix CVE-2020-5780?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-5780?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST