CVE-2023-22503

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-05-01 · updated 2026-06-17
Weakness: CWE-200

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.

Affected products

Atlassian Confluence Data Center: before 7.13.15; from 7.14.0 before 7.19.7; from 7.20.0 before 8.2.0 — fixed in 7.13.15, 7.19.7, 8.2.0
Atlassian Confluence Data Center: before 7.13.15; from 7.14.0 before 7.19.7; from 7.20.0 before 8.2.0 — fixed in 7.13.15, 7.19.7, 8.2.0

How to fix

Upgrade to a fixed version: Atlassian Confluence Data Center 7.13.15, 7.19.7, 8.2.0; Atlassian Confluence Data Center 7.13.15, 7.19.7, 8.2.0. Check the vendor advisory for mitigations.

References

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