Severity:
CRITICAL RISK
(9.9)
Incorrect Authorization (CWE-863) in Etherpad OAuth2
CVE-2026-55089
Deferred
Vulnerability Type
Category:
Incorrect Authorization
CWE:
CWE-863
Impact:
Cross-instance administrative access and unauthorized pad manipulation
Severity:
CRITICAL RISK
(9.9)
CVSS Version:
3.1
Catch This CVE While Code Is Being Written
Detect vulnerable code directly in pull requests, so CVEs are fixed before merge.
Summary
Affected Context
Exploit Preconditions
Why This Happens
Potential Impact
General Mitigation Guidance
How Teams Detect Issues Like This
Frequently Asked Questions
Source
NDV
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