CVE-2023-22515

CISA KEV RANSOMWARE
ACT NOW Priority: 0.00 BB Relevance: 10/100
Published: N/A Modified: N/A First seen: 2026-10-29 Status: pending_score

Description

Atlassian Confluence Data Center and Server contains a broken access control vulnerability that allows an attacker to create unauthorized Confluence administrator accounts and access Confluence.

CISA Known Exploited Vulnerability

Vendor / Product Atlassian — Confluence Data Center and Server
Date Added 2023-10-05
Remediation Due 2023-10-13
Ransomware Use CONFIRMED
https://confluence.atlassian.com/security/cve-2023-22515-privilege-escalation-vulnerability-in-confluence-data-center-and-server-1295682276.html; https://nvd.nist.gov/vuln/detail/CVE-2023-22515

Bug Bounty Relevance

10 / 100
✓ Known exploited (KEV)
✓ High exploitation probability

CVSS Score

Unscored

EPSS — Exploitation Probability

99.22%
Raw Score 0.992230
Percentile 99.9%
Date 2026-10-28

Intelligence Sources

kev ref →