CVE-2023-22527

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 contain an unauthenticated OGNL template injection vulnerability that can lead to remote code execution.

CISA Known Exploited Vulnerability

Vendor / Product Atlassian — Confluence Data Center and Server
Date Added 2024-01-24
Remediation Due 2024-02-14
Ransomware Use CONFIRMED
https://confluence.atlassian.com/security/cve-2023-22527-rce-remote-code-execution-vulnerability-in-confluence-data-center-and-confluence-server-1333990257.html; https://nvd.nist.gov/vuln/detail/CVE-2023-22527

Bug Bounty Relevance

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

CVSS Score

Unscored

EPSS — Exploitation Probability

99.98%
Raw Score 0.999840
Percentile 100.0%
Date 2026-10-28

Intelligence Sources

kev ref →