CVE-2023-22503 Information disclosure in Confluence Data Center

What is CVE-2023-22503?

CVE-2023-22503 is a medium-severity vulnerability in Atlassian Confluence Data Center, published on 1 May 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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. This occurs via an Information Disclosure vulnerability in the macro preview feature. This vulnerability was reported by Rojan Rijal of the Tinder Security Engineering team. The affected versions are before version 7.13.15, from version 7.14.0 before 7.19.7, and from version 7.20.0 before 8.2.0.

Weakness: CWE-200

Which versions are affected by CVE-2023-22503?

It affects 2 products.

Products include Atlassian Confluence Data Center, Atlassian Confluence Server.

How do I fix CVE-2023-22503?

No fix has been published for CVE-2023-22503 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-22503 being exploited?

There is no known exploitation of CVE-2023-22503 in the wild and no public exploit code.

Other vulnerabilities in Atlassian Confluence Data Center

• CVE-2023-22527 Atlassian Confluence Data Center and Server Template Injection Exploited Critical 10.0
• CVE-2023-22518 Atlassian Confluence Data Center and Server Improper Authorization Exploited Critical 10.0
• CVE-2023-22515 Atlassian Confluence Data Center and Server Broken Access Control Exploited Critical 10.0
• CVE-2022-26134 Atlassian Confluence Server and Data Center Remote Code Execution Exploited Critical 9.8
• CVE-2021-26084 Atlassian Confluence Server and Data Center Object-Graph Navigation Language (OGNL) Injection Exploited Critical 9.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-7823-23gq-8g79.