High severity · published Jul 31, 2026
CVE-2026-18394
Incorrect authorization in Strands Agents Tools http_request proxy credential exfiltration
7.4
CVSS
0.5%
EPSS
No
On KEV
Description
Incorrect authorization in the http_request tool in Strands Agents Tools before 0.8.2 might allow remote attackers to obtain credentials configured via HTTP_REQUEST_TOKEN_CONFIG by influencing the LLM to route requests through actor-controlled proxy infrastructure.
To remediate this issue, users should upgrade to version 0.8.2.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
None
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SA
Strands Agents Tools · AWS
before 0.8.2 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-18394
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-18394
aws.amazon.com
https://aws.amazon.com/security/security-bulletins/2026-069-aws/
github.com
https://github.com/strands-agents/tools/releases/tag/v0.8.2
github.com
https://github.com/strands-agents/tools/security/advisories/GHSA-qhw6-2h72-m84v
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