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4 vulnerabilities found for Opensearch by Github
CVE-2026-19311 (GCVE-0-2026-19311)
Vulnerability from nvd – Published: 2026-08-12 18:34 – Updated: 2026-08-13 14:53
VLAI
EPSS
VEX
Title
Missing Authorization in Execute Monitor API in OpenSearch Alerting Plugin
Summary
Missing authorization in the Execute Monitor API in Amazon OpenSearch Alerting plugin might allow an authenticated remote user to read, modify, or delete arbitrary index data via a crafted inline monitor request with unintentional data source and input index parameters.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-13 14:52 UTC
CWE
- CWE-475 - Undefined behavior for input to API
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://aws.amazon.com/about-aws/whats-new/2026/0… | release-notes |
| https://github.com/opensearch-project/alerting/se… | release-notespatch |
| https://aws.amazon.com/security/security-bulletin… | vendor-advisory |
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| AWS | OpenSearch |
Affected:
2.4 , ≤ 3.5
(custom)
|
|
| Github | OpenSearch |
Affected:
2.4.0 , ≤ 2.19.5
(custom)
Affected: 3.0.0 , ≤ 3.7.0 (custom) |
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CVE-2026-18952 (GCVE-0-2026-18952)
Vulnerability from nvd – Published: 2026-08-12 18:42 – Updated: 2026-08-13 14:51
VLAI
EPSS
VEX
Title
Missing Input Validation in Threat Intel Feed Parser in OpenSearch Security Analytics Plugin
Summary
Missing input validation in the threat intelligence feed parser in the OpenSearch Security Analytics plugin might allow an authenticated remote user to perform server-side request forgery and read local files via a crafted URL parameter to the threat intel source configuration endpoint.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-13 14:51 UTC
CWE
- CWE-918 - Server-Side request forgery (SSRF)
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://docs.aws.amazon.com/opensearch-service/la… | patch |
| https://aws.amazon.com/security/security-bulletin… | vendor-advisoryrelease-notes |
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| AWS | Opensearch |
Affected:
2.15.0 , < 3.5.0
(custom)
|
|
| Github | Opensearch |
Affected:
2.15.0 , < 3.5.0
(custom)
|
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CVE-2026-18952 (GCVE-0-2026-18952)
Vulnerability from cvelistv5 – Published: 2026-08-12 18:42 – Updated: 2026-08-13 14:51
VLAI
EPSS
VEX
Title
Missing Input Validation in Threat Intel Feed Parser in OpenSearch Security Analytics Plugin
Summary
Missing input validation in the threat intelligence feed parser in the OpenSearch Security Analytics plugin might allow an authenticated remote user to perform server-side request forgery and read local files via a crafted URL parameter to the threat intel source configuration endpoint.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-13 14:51 UTC
CWE
- CWE-918 - Server-Side request forgery (SSRF)
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://docs.aws.amazon.com/opensearch-service/la… | patch |
| https://aws.amazon.com/security/security-bulletin… | vendor-advisoryrelease-notes |
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| AWS | Opensearch |
Affected:
2.15.0 , < 3.5.0
(custom)
|
|
| Github | Opensearch |
Affected:
2.15.0 , < 3.5.0
(custom)
|
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CVE-2026-19311 (GCVE-0-2026-19311)
Vulnerability from cvelistv5 – Published: 2026-08-12 18:34 – Updated: 2026-08-13 14:53
VLAI
EPSS
VEX
Title
Missing Authorization in Execute Monitor API in OpenSearch Alerting Plugin
Summary
Missing authorization in the Execute Monitor API in Amazon OpenSearch Alerting plugin might allow an authenticated remote user to read, modify, or delete arbitrary index data via a crafted inline monitor request with unintentional data source and input index parameters.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-13 14:52 UTC
CWE
- CWE-475 - Undefined behavior for input to API
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://aws.amazon.com/about-aws/whats-new/2026/0… | release-notes |
| https://github.com/opensearch-project/alerting/se… | release-notespatch |
| https://aws.amazon.com/security/security-bulletin… | vendor-advisory |
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| AWS | OpenSearch |
Affected:
2.4 , ≤ 3.5
(custom)
|
|
| Github | OpenSearch |
Affected:
2.4.0 , ≤ 2.19.5
(custom)
Affected: 3.0.0 , ≤ 3.7.0 (custom) |
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