Actively exploited
Listed in CISA’s Known Exploited Vulnerabilities catalog since March 28, 2022.
CVE-2021-26085
Atlassian Confluence Server Pre-Authorization Arbitrary File Read Vulnerability
Added to KEV March 28, 2022
Alert details
- Source feed
- CISA KEV
- CVE ID
- CVE-2021-26085
- CWE
- CWE-425
- Affected products
- Confluence Server · Atlassian Confluence Server · Atlassian
What happened
Affected versions of Atlassian Confluence Server allow remote attackers to view restricted resources via a pre-authorization arbitrary file read vulnerability in the /s/ endpoint.
What it means for your business
Atlassian Confluence Server is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2021-26085). Affected versions of Atlassian Confluence Server allow remote attackers to view restricted resources via a pre-authorization arbitrary file read vulnerability in the /s/ endpoint. CISA remediation due date: 2022-04-18. If you need help checking exposure, call (864) 335-9223.
Required action
Apply updates per vendor instructions.
CISA due date: April 18, 2022
Sources
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