CVE-2026-18245: Improper control of code generation in Amazon @aws-amplify/codegen-ui-react before 2.20.6 might allow a remote authenticated user to execute arbitrary code in end-user browsers, de
Improper control of code generation in Amazon @aws-amplify/codegen-ui-react before 2.20.6 might allow a remote authenticated user to execute arbitrary code in end-user browsers, developer machines, CI/CD environments, and server-side rendering contexts via crafted Studio component or theme schema values due to insufficient coverage and effectiveness of the input validation introduced for CVE-2025-4318.
To remediate this issue, users should upgrade to version 2.20.6
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-18245
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-182450.52% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 41% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-18245 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Improper control of
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- unknownCVE-2026-34497: Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in…nvd · 2026-07-31
- unknownCVE-2026-34495: Improper neutralization of input during web page generation ('cross-site scripting') vulnerabi…nvd · 2026-07-31
- criticalCVE-2026-17561: Improper Control of Generation of Code ('Code Injection') vulnerability in Innotim Software, T…nvd · 2026-07-31
- criticalCVE-2026-66803: Improper access control in Azure Cosmos DB allows an unauthorized attacker to execute code ove…nvd · 2026-07-30
- criticalCVE-2026-12946: IBM Langflow OSS 1.0.0 through 1.10.0 could allow a remote attacker to inject arbitrary code o…nvd · 2026-07-30
- highCVE-2026-12945: IBM Langflow OSS 1.0.0 through 1.10.1 allows authenticated users to access and manipulate othe…nvd · 2026-07-30
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