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CVE-2021-26085

5.3 mediumKEVEPSS 100%

Medium (5.3) in Atlassian Confluence Server. In CISA KEV since 2022-03-28, with known ransomware use. EPSS 100% chance of exploitation in the next 30 days.

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. The affected versions are before version 7.4.10, and from version 7.5.0 before 7.12.3.

Severity

CVSS 3.1

5.3 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
100% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
CISA KEV
listed 2022-03-28, due 2022-04-18, known ransomware use
CWE
CWE-425
Published
Modified
Record from
the NVD, synced

Affected

References

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