CVE-2025-32424: AutoGPT has a DoS vulnerability in ScreenshotWebPageBlock
AutoGPT is a workflow automation platform for creating, deploying, and managing continuous artificial intelligence agents. Prior to 0.6.63, ScreenshotWebPageBlock will store the captured screenshots in a temporary directory. `StepThroughItemsBlock` can be used to iterate `ScreenshotWebPageBlock` multiple times. `StepThroughItemsBlock` does not limit the number of loops. In addition, `ScreenshotWebPageBlock` does not limit the amount of disk space consumed in the current working directory. When a malicious user chooses to screen shot many web pages, the disk space will eventually run out, causing a DoS. Version 0.6.63 patches the issue.
Security readout for executives and security teams
Plain-English summary
AutoGPT versions before 0.6.63 can be driven to fill local disk space through repeated webpage screenshot captures. If disk fills, the AutoGPT service or host may stop functioning. This is a denial-of-service issue, not a data theft or code execution vulnerability based on the provided sources.
Executive priority
Prioritize remediation for exposed or shared AutoGPT environments because an unauthenticated attacker may be able to disrupt service availability. Upgrade is available, so this should be handled in the next urgent patch cycle for affected deployments.
Technical view
CVE-2025-32424 affects Significant-Gravitas AutoGPT before 0.6.63. ScreenshotWebPageBlock stores screenshots in a temporary directory without limiting disk consumption, and StepThroughItemsBlock lacks a loop limit. A malicious unauthenticated network user can cause high availability impact by triggering many screenshot captures. CWE-400 applies.
Likely exposure
Exposure is most likely where AutoGPT instances before 0.6.63 allow untrusted users or externally reachable workflows to run screenshot and iteration blocks. Internal-only deployments with trusted workflow authors have lower practical exposure, but still depend on local access controls and workflow governance.
Exploitation context
The CVSS vector indicates network access, low complexity, no privileges, and no user interaction. The provided sources do not report active exploitation, and CISA KEV status is false. The described impact is disk exhaustion causing denial of service.
Researcher notes
Evidence comes from the CVE record and GitHub advisory. The root cause is uncontrolled resource consumption through screenshot storage plus unbounded iteration. Sources do not provide exploit code, observed exploitation, or additional affected products beyond AutoGPT before 0.6.63.
Mitigation direction
Upgrade AutoGPT to version 0.6.63 or later.
Review the GitHub advisory for any updated vendor guidance.
Restrict untrusted users from creating or running AutoGPT workflows.
Monitor AutoGPT hosts for abnormal disk growth and service degradation.
Validation and detection
Inventory AutoGPT deployments and identify versions below 0.6.63.
Review workflows using ScreenshotWebPageBlock and StepThroughItemsBlock.
Check whether AutoGPT workflow execution is exposed to untrusted users.
Confirm hosts have disk monitoring and alerting in place.
Verify remediation by confirming AutoGPT reports version 0.6.63 or later.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Potential ATT&CK relevance
Conservative CVE-to-ATT&CK context
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cwe · low confidence lookup
CWE-400: Exact CWE lookup
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CWE-400 · source CWE mapping
Uncontrolled Resource Consumption
Uncontrolled Resource Consumption represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.