CO
DevOps
Confluence
by Atlassian · last CVE Oct 5, 2026
On CISA KEVExploited in the wildRansomware-linked
71
CVEs
10
On KEV
9.8
Max CVSS
1
New 30D
Severity mix
Critical 11High 28Medium 29Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2021-26085
RansomwareIn wildKEV
5.3
100%
Aug 3
Atlassian Confluence Server Pre-Authorization Arbitrary File Read Vulnerability
Affected: before 7.4.10; 7.5.0 before unspecified; before 7.12.3
CVE-2026-21577
6.5
0%
Jul 21
This High severity DoS (Denial of Service) vulnerability was introduced in versions 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1, 10.0.2, 10.1.0 and 10.2.0 of Confluence Data Center
Affected: 10.2.0 to 10.2.6; 10.1.0 to 10.1.2; 10.0.2 to 10.0.3; 9.5.1 to 9.5.4; 9.4.0 to 9.4.1; 9.3.1 to 9.3.2; +3 more
CVE-2023-22504
6.5
1%
May 25
Affected versions of Atlassian Confluence Server allow remote attackers who have read permissions to a page, but not write permissions, to upload attachments via a Broken Access…
Affected: before 7.13.17; 7.14.0 before 7.19.9; 7.20.0 before 8.2.2
CVE-2020-29450
6.5
2%
Jan 19
Affected versions of Atlassian Confluence Server and Data Center allow remote attackers to impact the application's availability via a Denial of Service (DoS) vulnerability in the…
Affected: before 7.2.0
CVE-2019-15006
6.5
2%
Dec 19
There was a man-in-the-middle (MITM) vulnerability present in the Confluence Previews plugin in Confluence Server and Confluence Data Center
Affected: 6.11.0 before 6.13.10
CVE-2018-20237
6.5
2%
Feb 13
Atlassian Confluence Server and Data Center before version 6.13.1 allows an authenticated user to download a deleted page via the word export feature
Affected: before 6.13.1
CVE-2024-21703
6.4
0%
Nov 27
This Medium severity Security Misconfiguration vulnerability was introduced in version 8.8.1 of Confluence Data Center and Server for Windows installations
Affected: before 7.19.18; 8.0.0 before 8.5.5
CVE-2019-20102
6.1
1%
Apr 22
The attachment-uploading feature in Atlassian Confluence Server from version 6.14.0 through version 6.14.3, and version 6.15.0 before version 6.15.5 allows remote attackers to…
Affected: 6.14.0 through 6.14.3; 6.15.0 before 6.15.5
CVE-2017-18086
6.1
1%
Feb 2
Various resources in Atlassian Confluence Server before version 6.4.2 allow remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability…
Affected: before 6.4.2
CVE-2017-18085
6.1
1%
Feb 2
The viewdefaultdecorator resource in Atlassian Confluence Server before version 6.6.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting…
Affected: before 6.6.1
CVE-2017-16856
6.1
1%
Dec 5
The RSS Feed macro in Atlassian Confluence before version 6.5.2 allows remote attackers to inject arbitrary HTML or JavaScript via cross site scripting (XSS) vulnerabilities in…
Affected: before 6.5.2
CVE-2016-6283
6.1
3%
Jan 18
Cross-site scripting (XSS) vulnerability in Atlassian Confluence before 5.10.6 allows remote attackers to inject arbitrary web script or HTML via the newFileName parameter to…
Affected: through 5.10.5
CVE-2015-8398
6.1
2%
Apr 11
Cross-site scripting (XSS) vulnerability in Atlassian Confluence before 5.8.17 allows remote attackers to inject arbitrary web script or HTML via the PATH_INFO to…
Affected: through 5.8.16
CVE-2020-36290
5.4
1%
Jul 26
The Livesearch macro in Confluence Server and Data Center before version 7.4.5, from version 7.5.0 before 7.6.3, and from version 7.7.0 before version 7.7.4 allows remote…
Affected: before 7.4.5; 7.5.0 before 7.6.3; 7.7.0 before 7.7.4
CVE-2020-29444
5.4
1%
May 7
Affected versions of Team Calendar in Confluence Server before 7.11.0 allow attackers to inject arbitrary HTML or Javascript via a Cross Site Scripting Vulnerability in admin…
Affected: before 7.11.0
CVE-2020-14175
5.4
1%
Jul 24
Affected versions of Atlassian Confluence Server and Data Center allow remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability in…
Affected: before 7.4.2; 7.5.0 before 7.5.2
CVE-2018-20239
5.4
3%
Apr 30
Application Links before version 5.0.11, from version 5.1.0 before 5.2.10, from version 5.3.0 before 5.3.6, from version 5.4.0 before 5.4.12, and from version 6.0.0 before 6.0.4…
Affected: before 6.15.2
CVE-2017-18083
5.4
1%
Feb 2
The editinword resource in Atlassian Confluence Server before version 6.4.0 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS)…
Affected: before 6.4.0
CVE-2016-4317
5.4
1%
Apr 10
Atlassian Confluence Server before 5.9.11 has XSS on the viewmyprofile.action page
Affected: through 5.9.10
CVE-2023-22503
5.3
1%
May 1
Affected versions of Atlassian Confluence Server and Data Center allow anonymous remote attackers to view the names of attachments and labels in a private Confluence space
Affected: before 7.13.15; 7.14.0 before 7.19.7; 7.20.0 before 8.2.0
CVE-2020-29448
5.3
3%
Feb 22
The ConfluenceResourceDownloadRewriteRule class in Confluence Server and Confluence Data Center before version 6.13.18, from 6.14.0 before 7.4.6, and from 7.5.0 before 7.8.3…
Affected: before 6.13.18; 6.14.0 before 7.4.6; 7.5.0 before 7.8.3
CVE-2017-18084
4.8
1%
Feb 2
The usermacros resource in Atlassian Confluence Server before version 6.3.4 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS)…
Affected: before 6.3.4
CVE-2020-4027
4.7
2%
Jul 1
Affected versions of Atlassian Confluence Server and Data Center allowed remote attackers with system administration permissions to bypass velocity template injection mitigations…
Affected: before 7.4.5
CVE-2018-13389
4.7
1%
Jul 10
The attachment resource in Atlassian Confluence before version 6.6.1 allows remote attackers to spoof web content in the Mozilla Firefox Browser through attachments that have a…
Affected: before 6.6.1
CVE-2020-29445
4.3
1%
May 7
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…
Affected: before 7.4.8; 7.5.0 before 7.11.0
CVE-2021-26072
4.3
41%
Apr 1
The WidgetConnector plugin in Confluence Server and Confluence Data Center before version 5.8.6 allowed remote attackers to manipulate the content of internal network resources…
Affected: before 5.8.6
CVE-2019-15005
4.3
1%
Nov 8
The Atlassian Troubleshooting and Support Tools plugin prior to version 1.17.2 allows an unprivileged user to initiate periodic log scans and send the results to a user-specified…
Affected: before 7.0.1
CVE-2017-9505
4.3
1%
Jun 15
Atlassian Confluence starting with 4.3.0 before 6.2.1 did not check if a user had permission to view a page when creating a workbox notification about new comments
Affected: 4.3 before 6.2.1
CVE-2015-8399
4.3
60%
Apr 11
Atlassian Confluence before 5.8.17 allows remote authenticated users to read configuration files via the decoratorName parameter to (1) spaces/viewdefaultdecorator.action or (2)…
Affected: through 5.8.16
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