CVE-2026-28564
CWE-294Published: July 10, 2026· Updated: Jul 10, 2026
Official Description
Insufficient Session Expiration, Authentication Bypass by Capture-replay vulnerability in Apache IoTDB.
REST Basic Authentication Accepts Stale Cached Credentials
This issue affects Apache IoTDB: from 1.0.0 before 2.0.10.
Users are recommended to upgrade to version 2.0.10, which fixes the issue.
Risk Analysis
This critical vulnerability in Apache IoTDB allows an unauthenticated attacker to bypass authentication using stale cached credentials. This 'Authentication Bypass by Capture-replay' flaw can lead to unauthorized access to the system. With a CVSS score of 9.8, this flaw presents an extreme risk for unauthorized access and data compromise.
No public exploit is currently known for this vulnerability. The attack vector is network-based with low complexity, indicating it is remotely exploitable.
Users of Apache IoTDB should upgrade to version 2.0.10 or later to fix this authentication bypass vulnerability. Ensure that session expiration is properly enforced and that cached credentials are not accepted after logout or expiration.
Technical Analysis
CVE-2026-28564 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
All References (2)
Quick Facts
Related CVEs (CWE-294)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-28564 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts