Elasticsearch:
Affects elasticsearchSource GCVE Database
Not known to be exploited · CVSS 5.3 Medium : upgrade to 9.2.8-r13 when convenient.
Data as of 14 Nov 2026, 02:05 UTC
- Patch
- Available – fixed in 9.2.8-r13
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 26 Aug 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.
What to do
Upgrade elasticsearch to 9.2.8-r13.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
CleanStartelasticsearchpkg:apk/cleanstart/elasticsearch?arch=x86_64Other threats | Affected
| Fixed in
|
CleanStartelasticsearchpkg:apk/cleanstart/elasticsearch?arch=aarch64Other threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Upgrade Elasticsearch to version 9.2.8-r13 or later, where this issue is fixed. Since a patch is available, applying the official fix is the recommended mitigation.
Description
A security vulnerability in Elasticsearch affects versions prior to 9.2.8-r13. The issue arises when the Reactor Netty HTTP Server incorrectly evaluates the remote IP address in specific scenarios where the HAProxy Protocol is enabled. This flaw can lead to incorrect handling of client IP information.