Apache Answer: User Center integration does not revoke first-login sessions after central account suspension
CVSS score
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EPSS probability
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Risk score
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Published
13 h ago
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Vulnerability description
CVE AI research
DayBreach AI Explanation
Verified against sourcesSources read
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Source agreement
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Evidence confidence
%55
Short explanation
An incorrect implementation of authentication algorithm vulnerability affects Apache Answer through version 2.0.2. A flaw in User Center login integration can cause newly created external user sessions to omit their external identity, bypassing central account suspension or deletion checks.
This vulnerability allows subsequent requests to bypass central account suspension or deletion checks until the session expires or is revoked, creating security management risks.
What should be done?
- Upgrade to version 2.0.3
- Follow the vendor advisory
Chain of evidence and sources
Apache Answer 2.0.2 ve önceki sürümler kimlik doğrulama algoritması uygulama hatasından etkilenmektedir.
Kullanıcı Merkezi oturum açma entegrasyonundaki bir kusur harici kimliğin atlanmasına yol açar.
Kullanıcıların sürüm 2.0.3 sürümüne yükseltme yapması önerilir.
Show the technical text from the sources
Incorrect implementation of authentication algorithm vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.2. A flaw in the User Center login integration can cause a newly created external user session to omit its external identity, allowing subsequent requests to bypass central account suspension or deletion checks until the session expires or is revoked. Users are recommended to upgrade to version 2.0.3, which fixes the issue.
CWE: CWE-303
Explanation produced with the local gemini-flash-lite-latest model. Numerical metrics and the KEV, patch and exploit statuses are not determined by AI.
IMPACT: Affected Products and Software
Affected Products
The following products are affected by CVE-2026-86589 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.
| ID | VENDOR | PRODUCT | ACTION |
|---|---|---|---|
| 1 | Apache Software Foundation | Apache Answer | View |
RED HAT CSAF/VEX: Product Impact Check
SCORING: CVSS from Multiple Sources
CVSS Scores
The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.
| SCORE | VERSION | SEVERITY | VECTOR | SOURCE |
|---|---|---|---|---|
| The sources have not yet published a verified CVSS metric. | ||||
Patch and Remediation Guide
Solution & Remediation Advisory
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Public exploit and active exploitation status
Verified exploit intelligence
No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.
Weakness Classification and Attack Patterns (CWE & CAPEC)
CWE - Common Weakness Enumeration
While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-86589 is associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-86589 weaknesses.
Official Sources and Advisories
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Weakness Type (CWE & CAPEC)
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