CVE-2020-29445

Name: CVE-2020-29445
Creator: NVD / NIST
Published: 2021-05-07T06:15:09.09+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 1.20%

Last modified Jun 17, 2026

CVE-2020-29445 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Affected versions of Confluence Server before 7.4.8, and versions from 7.5.0 before 7.11.0 allow attackers to identify internal hosts and ports via a blind server-side request forgery vulnerability in Team Calendars parameters.. EPSS estimates a 1.20% chance of exploitation in the next 30 days.

Description

Affected versions of Confluence Server before 7.4.8, and versions from 7.5.0 before 7.11.0 allow attackers to identify internal hosts and ports via a blind server-side request forgery vulnerability in Team Calendars parameters.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

1.20%

64.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Atlassian	Confluence Server	< 7.4.8
Atlassian	Confluence Server	>= 7.5.0, < 7.11.0

References

https://jira.atlassian.com/browse/CONFSERVER-61453Issue Tracking, Vendor Advisory
https://jira.atlassian.com/browse/CONFSERVER-61453Issue Tracking, Vendor Advisory

Timeline

Published: May 7, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-29445?

How severe is CVE-2020-29445?

CVE-2020-29445 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 1.20% probability of exploitation in the next 30 days.

How do I fix CVE-2020-29445?

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-2020-29445?

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

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Source: NVD / NIST