Google dev kit spurs first-ever agent-on-agent violence
In other words, now we know that one AI agent can be used to control and compromise another one that has more privileges. The security snafu existed in google/adk-python, an open source Python toolkit with more than 90 million downloads used to build and deploy AI agents. Google has since fixed the underlying issue in the repository but deemed the exploit non-rewardable because it involved social engineering.
- ▪In other words, now we know that one AI agent can be used to control and compromise another one that has more privileges.
- ▪The security snafu existed in google/adk-python, an open source Python toolkit with more than 90 million downloads used to build and deploy AI agents.
- ▪Google has since fixed the underlying issue in the repository but deemed the exploit non-rewardable because it involved social engineering.
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| Original publisher | The Register |
| Canonical URL | https://www.theregister.com/security/2026/08/03/google-dev-kit-spurs-first-ever-agent-on-agent-violence/5282496 |
| Publication time | Mon, 03 Aug 2026 22:30:37 +0200 |
| Retrieval time | 2026-08-03T23:05:41.025Z |
| Last seen | 2026-08-03T23:05:41.025Z |
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| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | EqJEc6kKMTSq · 1 stories |
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| Publisher visit | Yes — open original |
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| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
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| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
(function() { let windowUrl = window.location.href; windowUrl = windowUrl.substring(windowUrl.indexOf('?') + 1); let messageElement = document.querySelector('.shareableMessage'); if (windowUrl && windowUrl.includes('code') && windowUrl.includes('expires')) { messageElement.style.display = 'block'; } })(); Security Google dev kit spurs first-ever agent-on-agent violence Poisoned pull requests contain prompt injection that allows one to control another Jessica Lyons Jessica Lyons Cybersecurity Editor Published mon 3 Aug 2026 // 21:30 UTC In what they call the first-ever real-world agent-to-agent exploitation method, Pillar Security researchers say they discovered an exploit in the repository behind Google's Agent Development Kit for Python that could allow attackers to compromise supply…
Excerpt limited to ~120 words for fair-use compliance. The full article is at The Register.
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