Home/CVE/Affected versions of Atlassian Confluence Server allow remote attackers who have read permissions to a page, but not wri
CVE

CVE-2023-22504

Affected versions of Atlassian Confluence Server allow remote attackers who have read permissions to a page, but not wri

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 Control vulnerability in the attachments feature.

MEDIUM · CVSS 6.5 EPSS 0.00149
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-434Unrestricted Upload of File with Dangerous Type
▤

Affected Products & Versions

3
atlassian confluence server< 7.13.17
atlassian confluence server>= 7.14.0 and < 7.19.9
atlassian confluence server>= 7.20.0 and < 8.2.2
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · security@atlassian.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD25 May 2023 · 02:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://jira.atlassian.com/browse/CONFSERVER-83218Vendor Advisory
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