A severe validation and path handling vulnerability inside an artificial intelligence developer utility has been resolved, preventing malicious repositories from compromising developer workstations. The bug enables untrusted configuration files to subverted automation frameworks to run system commands and collect active cloud deployment credentials.
The flaw, tracked as CVE-2026-12957, affects the Amazon Q Developer coding assistant framework. Documented via security research by Wiz, the vulnerability involves an architectural flaw in how the assistant processes model context protocol servers during project initialization loops. When an engineering asset clones and opens an attacker controlled code repository within a trusted workspace status, the background tool automatically runs an unverified configuration script, allowing the malicious environment to execute local command strings and exfiltrate environment access keys.
Subverting developer focused assistant platforms exposes corporate cloud environments to supply chain exploitation. Because modern development stations frequently maintain persistent token permissions to write code builds to cloud registries and production codebases, a local terminal takeover lets an adversary inject hidden backdoors into commercial software releases and access internal database pools without altering core servers directly.
– Deploy the current secure application versions and extension patches provided by Amazon to all workstation environments immediately.
– Advise engineering groups to exercise high caution when designating untrusted or public cloned code repositories as trusted workspaces.
– Monitor workstation endpoint metrics for anomalous terminal shells or unexpected outbound transmission events initiating from assistant processes.
– Implement short lived token assignments across development workflows to limit exposure maps if localized credential vaults are compromised.
Development pipeline safety relies on enforcing absolute separation between untrusted code parameters and background automation engines to guarantee that assistant utilities cannot function as execution channels. #CodeDefence #AmazonQ #AWS #WizResearch #AISecurity #DevSecOps #TokenHarvesting
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